Physics
Kinematics, force analysis, electricity, and equation-driven reasoning.
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4.1.4 quiz: magnetism question 6 of 10 what do the magnets in a compute…
D. They store information.
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4.1.4 quiz: magnetism question 5 of 10 which object most likely has mag…
B. A steel paper clip near a magnet
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select all that apply. a primary incentive for entrepreneurs is _. noto…
C. seeing an idea come into being, E. profit
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4.1.4 quiz: magnetism question 4 of 10 the north pole of one bar magnet…
D. They attract each other.
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4.1.4 quiz: magnetism question 3 of 10 why do the north and south poles…
C. The opposite magnetic poles of the two magnets face each other.
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4.1.4 quiz: magnetism question 2 of 10 what causes magnetic domains? a.…
A. Magnetic fields of atoms aligning
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4.1.4 quiz: magnetism question 1 of 10 what would happen if the compass…
B. The red part of the compass needle would point in the opposite direction.
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4.1.2 quiz: electricity question 10 of 10 a circuit consists of a wire,…
B. The circuit would have no voltage and no current.
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4.1.2 quiz: electricity question 9 of 10 which statement accurately des…
A. Negatively charged particles move from one point to another.
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4.1.2 quiz: electricity question 8 of 10 what happens to a circuits res…
D. \(R\) decreases. \(V\) is constant. \(I\) increases.
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4.1.2 quiz: electricity question 7 of 10 what role does a resistor play…
D. It transforms the electrical energy of the electrons into other forms of energy.
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4.1.2 quiz: electricity question 6 of 10 what is the power (p) of an el…
D. \(780\space W\)
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4.1.2 quiz: electricity question 5 of 10 what happens to a circuits res…
A. \(R\) and \(I\) will also change, but \(V\) will remain constant.
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4.1.2 quiz: electricity question 4 of 10 which statement describes the …
C. Electrons move away from the negative end of a battery and then through the circuit toward the positive end of the battery.
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4.1.2 quiz: electricity question 3 of 10 a student is planning to make …
A. Replace the wire with one that is thicker.
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question 8 technician a states that a customer can only give authorizat…
B. Technician B
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4.1.2 quiz: electricity question 2 of 10 an electric current of 0.05 a …
C. \(0.75\space V\)
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4.1.2 quiz: electricity question 1 of 10 which change to a circuit is m…
C. Increase its current and increase its voltage.
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3.3.2 test (cst): forces question 20 of 20 a water - balloon launcher w…
B. \(5.0\space m/s\) south
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3.3.2 test (cst): forces question 19 of 20 the photo shows a pair of fi…
A. The skater on the left allows the distance between the pair to increase.
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3.3.2 test (cst): forces question 18 of 20 a force of 16 n to the west …
C. A 20 kg object that is moving east at 10 m/s
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3.3.2 test (cst): forces question 17 of 20 engineers are using computer…
A. 38 m/s north
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3.3.2 test (cst): forces question 16 of 20 which force holds distant st…
A. Gravitational
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3.3.2 test (cst): forces question 15 of 20 which quantities define mome…
B. Velocity and mass
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5) choose the best answer. what do choosing beverages and skipping dess…
5. They both can help you avoid overloading on sugar. 6. fruit, nuts, vegetables, popcorn
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3.3.2 test (cst): forces question 14 of 20 what does newtons third law …
B. Equal and opposite forces
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3.3.2 test (cst): forces question 13 of 20 which statement describes an…
A. You push against a wall, and the wall applies a force to your hands.
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3.3.2 test (cst): forces question 12 of 20 two bicyclists are accelerat…
A. Biker 1 has more mass than Biker 2.
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7) select all that apply. choose two strategies for eating healthy at h…
7) - Choose food from the different nutritional categories. - Limit sugary drinks. 8) making poor food choices
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3.3.2 test (cst): forces question 11 of 20 the table shows data for fou…
C. 252 N
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3.3.2 test (cst): forces question 9 of 20 in which scenario will the tw…
D. Mass of object 1 = 15 kg, Mass of object 2 = 12 kg, Distance between objects = 0.5 m
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3.3.2 test (cst): forces question 8 of 20 one particle has a charge of …
B. \(1.66\times 10^{-3}\space N\)
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3.3.2 test (cst): forces question 7 of 20 this diagram shows two differ…
A. \(0.51\ m/s^{2}\) to the right
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3.3.2 test (cst): forces question 6 of 20 which example illustrates new…
B. More mass is added to a wheelbarrow, and a larger force is required to move it.
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3.3.2 test (cst): forces question 5 of 20 a 0.5 kg basketball moving 5 …
A. \(1.4\space m/s\) to the left
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3.3.2 test (cst): forces question 4 of 20 this table shows the weights …
C. Objects 1 and 2 will not move, and objects 3 and 4 will accelerate upward.
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3.3.2 test (cst): forces question 3 of 20 which graph shows the change …
D.
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3.3.2 test (cst): forces question 2 of 20 you pull a sled with a packag…
D. \(62.40\space kg\)
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3.3.2 test (cst): forces question 1 of 20 planets a and b have the same…
A. You would weigh more on planet A because the distance between you and the planet's center of gravity would be smaller.
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13. select the following skills that still life emphasizes, according t…
shading, photo - realistic rendering
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question 2 technician a states that an idle air control valve is an exa…
C. Both technicians A and B
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put the steps of operation for a dc battery in the correct order. promp…
1. current flows from positive terminal to positive brush 2. current flows from brush to a commutator segment 3. current flows from commutator segment to one of the armature windi…
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question 1 match each motor application to the correct description. pro…
1. windshield wiper motor 2. windshield washer motor 3. cruise control 4. starter motor
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3. based on the data table, and your answers above, who was the fastest…
Speedy Gonzales
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2 use the data table below to answer the question: what is speedy gonza…
7.41 m/s
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1. use the data table below to answer the question: what is roadrunners…
7.14 m/s
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felipe begins his jogging workout by running faster and faster. once he…
Draw a graph with three segments: an increasing line (first part - speeding up), a horizontal line (second part - constant speed), and a decreasing line (third part - slowing down…
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how would you describe rhetoric? (1 point) it is the emotional response…
It is the art of using language to persuade.
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which of the following are potential iot security issues? select all th…
All of the options (Growth of IoT at a pace faster than we assess risk for cyber - attack, Cloud services and applications not properly maintained and upgraded, Device communicati…
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which of the following applies to the industrial applications of iot te…
Enables data collection through the production line, Allows automation in processes, Helps troubleshoot problems and enhance productivity.
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question 5 5 pts adopting standards is critical for the success of the …
- Question 5: True - Question 6: True
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question 3 5 pts what does iot promise? select all that apply. every de…
All options are correct. - Every device can somehow can communicate with another. - Every device or real world physical object could have a unique ID. - Every device can become pa…
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match these wearable device categories with the best statements provide…
Health: Monitor pulse, blood sugar, or respiration rate Fitness & Environment: Watches, wrist bands, and SMART clothing to monitor heart rate or surrounding temperature Finance: B…
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how can informational media elicit an emotional response for the audien…
by using weighted words, by showing startling images
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a smart digital device and connected device are the same thing. true fa…
1. B. False 2. A. 1999 by Kevin Ashton
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question 1 5 pts data processing can be divided into which simple stage…
All of these - Input, Output and Process.
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1000 joules of energy are put into a pulley system, and 400 joules come…
The lost energy is not truly lost, but it changed into a different form.
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efficiency of machines quick check ronald pushes a box up an inclined p…
640 joules
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lenore is on an inclined plane next to her truck. holding her hands ste…
Friction between the box and the inclined plane.
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efficiency of machines quick check a rotating space heater used 1,400 j…
64%
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which is the equation for a machines efficiency? (1 point) efficiency =…
Efficiency = \(\frac{output\ energy}{input\ energy}\cdot100\) (the third option).
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a lever with an effort arm of 10 meters and a load arm of 2 meters is u…
100 N
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600 joules of work is used to lift a box from the ground to a height of…
600 J
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levers quick check with which class of levers is it possible to increas…
Class 1 and 3
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a lever is used to lift an object with a weight of 60 newtons. the effo…
3
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a class _lever never has a mechanical advantage. a class _lever always …
3; 2; 1
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actuators provide feedback to microcontrollers. true false
False
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which sensor is commonly used in automobiles, home sprinklers, and sump…
First question: Pressure. Second question: Motion.
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question 1 5 pts feedback is needed for systems to provide stability. t…
True # Question 2
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ones brain keeps track of sleep debt for a period of about: one week. f…
one week.
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a simple machine increases the distance that a force needs to be applie…
8 N
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how is the work energy theorem represented as an equation? (1 point) w …
\(W = \Delta E\) (the first option)
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a pulley system has a mechanical advantage of 3, and an object weighing…
\(3\space N\) (the second option)
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pulleys and incline planes quick check how can a simple fixed pulley ma…
by changing the direction at which the force needs to be applied
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pulleys and incline planes quick check how can you calculate the mechan…
divide the output force by the input force
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which drug is an opiate? amytal methadone nembutal seconal
B. methadone
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what is the purpose of a body paragraph? to show what happens at the en…
To develop examples, evidence, explanation, and analysis to support your essay’s thesis, or central claim.
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what is an active verb? a verb that points to a motion, like un\ or \st…
A verb that helps the reader understand what an action looked like, felt like, or how it impacted others.
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what component in the manual parking brake system rotates the thrust sc…
B. Actuator lever
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technician a says the electronic parking brake uses electric motors mou…
C) Both Technician A and B
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surge-type trailer brake components include all of the following, excep…
D. Sleeve
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what component in the manual parking brake system presses the brake pad…
B. Caliper piston
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technician a says manual parking brake systems use a hand operated leve…
C. Both Technician A and B
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which of the following components are part of the electric brake boost …
D. All of the above
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all of the components listed below are part of the bscm on the ehb brak…
B. Brake pedal simulator
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which of the listed components provides the most resistance to wheel ro…
D. Traction motor
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which control module receives signals directly from the brake pedal pos…
C. BECM
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how do mental and emotional illnesses affect social health? they can ca…
They can lead people to choose unhealthy relationships.
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a record of the online information you have viewed or created is called…
footprint
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question 10 (2 points) which did the twentieth century fund task force …
d) Truth - in - sentencing
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which of the following is a major obstacle for law enforcement in inves…
The Internet offers relative anonymity.
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scenario 3: 100% elastic collision between two particles of different m…
The total initial momentum is equal to the total final momentum. So the relationship between the initial and final total momentums in scenario 3 is that they are equal, i.e., \(p_…
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scenario 4: 100% elastic collision between two particles of different m…
|Particle|Mass, \(m\) (\(kg\))|Initial Velocity, \(v\) (\(m/s\))|Initial Momentum, \(p\) (\(kg\cdot m/s\))|Final Velocity, \(v'\) (\(m/s\))|Final Momentum, \(p'\) (\(kg\cdot m/s\)…
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one of your group members doesnt understand the difference between snow…
Snowboarding and skiing are different in several ways. First, the equipment is distinct. Skiing uses two separate skis, while snowboarding uses a single board. Second, the stance …
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which of the following are ways that phosphorus makes its way into the …
all of these choices
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the process where plants and animals take nitrogen in and use it to bui…
Assimilation.
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multiple - choice question what is eutrophication? the process by which…
Nitrates and nitrites leach into water and cause an abundance of algae ultimately causing a reduction of oxygen.
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true or false: combustion of fossil fuels from factories and automobile…
False
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true or false: carbon that is trapped underground over many years can b…
True
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cross - disciplinary real world applications driving safety read the fo…
The truck has a greater momentum.