Física
Cinemática, análisis de fuerzas, electricidad y razonamiento con ecuaciones.
-
why must the misuse of prescription and illegal drugs be avoided? reduc…
A. reduces the risk of serious side effects
-
directions: select the correct diagram. gavins science class is learnin…
(Assuming the options are: A. 10 m/s pea, B. 0 m/s pea; the correct one is not fully shown, but based on physics, a pea with **higher mass and/or higher speed than 12 m/s** would …
-
mr. jenkins accidentally backed his car into a stationary light pole. t…
A. Modify the base of the pole so that the pole will break when hit with a certain force.
-
a balloon is inflated and then released as shown below. when the balloo…
A. The air is pushing back on the balloon in the opposite direction.
-
a driverless car collides head on with a stationary sign. the collision…
A. a sign that breaks loose from the ground when a force is applied to it
-
bode made a rocket using an empty plastic bottle and fins made out of c…
B. They are equal and act in opposite directions.
-
a 10-gram rubber ball was launched at a wall several times. the speed o…
B. The wall pushes back on the ball with more force, which causes the return speed of the ball to increase.
-
which substance might lead to potentially dangerous addictions if abuse…
D. over - the - counter medications
-
read the excerpt from act v, scene iii of romeo and juliet. capulet: o …
an emotional release
-
anthony lost one of his friends to binge drinking. therefore, he decide…
- His friend might have been in a collision. - His friend might have had brain damage. - His friend might have had a stroke.
-
1. according to the diagram, all of geologic time is divided into four …
1. - Cenozoic (most recent) - Mesozoic - Paleozoic - Precambrian (farthest back in time) 2. - Precambrian - ~4 billion years (from ~4.6 billion years ago to ~541 million years ago…
-
sophias doctor suspects shes been using marijuana for a long period of …
Sophia exhibits impaired memory and learning.
-
which drug is the most commonly used drug among teens? ecstasy inhalant…
C. marijuana
-
debbie is an engineer who designs safety features to protect drivers in…
A. a rear-end crumple zone installed in the orange car
-
which is a sign of alcohol overdose? normal speech heavy snoring mild f…
D. slow, irregular breathing (assuming the options are labeled A to D with A: normal speech, B: heavy snoring, C: mild fever, D: slow, irregular breathing)
-
which statement describes tobacco? it is classified as an addictive dru…
A. It is classified as an addictive drug
-
read the excerpt from act vi, scene ii of romeo and juliet. capulet: as…
C. Hatred causes people to lose what they love.
-
which would provide access to programs like alcoholics anonymous? medic…
B. recovery support services
-
what do effective treatment options provide? medical care overnight cur…
A. medical care
-
which symptom describes a short - term effect of using methamphetamines…
A. alertness
-
which of these factors may affect a persons blood alcohol concentration…
gender
-
which is a possible impact of alcohol use on the community? - risk of s…
D. injuries to other drivers (assuming the options are labeled A - D in order, with A: risk of stroke, B: loss of friendships, C: depression, D: injuries to other drivers)
-
which symptom is a short - term effect of tobacco use? a buildup of too…
C. an increase in glucose levels
-
which drug is an illegal stimulant? motion sickness medication cocaine …
B. cocaine
-
which is a direct benefit of prohibiting nicotine and tobacco use in sc…
the prevention of second - hand smoke
-
fill in the blank question a skydiver is pulled to the ground by becaus…
1. gravity 2. attractive 3. non-contact force
-
2 a sparrow and a cardinal are eating sunflower seeds from a bird feede…
F. The cardinal can eat 11 more seeds than the sparrow in 15 minutes.
-
fill in the blank question the masses of a pencil and a book are extrem…
1. small 2. weak 3. small
-
an object moves in a straight line. the graph below is the objects velo…
\((5, 9) \cup (9, 14)\)
-
fill in the blank question the gravitational force exerted on an object…
weight
-
grade science chapter 7 mum of 5 sentences) how do the forces on this c…
Car A is balanced. We know this because it is at rest (speed = 0 mph), so the forces acting on it (gravity, normal force) are balanced, resulting in a net force of zero. ### Part …
-
renewable energy is energy that can be used over and over without being…
B. geothermal (assuming the options are labeled as A. coal, B. geothermal, C. crude oil, D. petroleum)
-
before british scientist alexander fleming discovered antibiotics in th…
Problem: Infections killed people → Solution: Antibiotics were invented. Problem: Superbugs emerged → Solution: Scientists mixed maple syrup with medication.
-
the gravitational attraction between two objects in the solar system is…
4. large, and the objects are close together
-
most of the energy in the united states is produced from fossil fuels. …
B. Less than 10% (assuming the second option is labeled B; if the first option was A and the second B, the correct one is the "Less than 10%" option)
-
on the h-r diagram, which star has a lower luminosity than the sun but …
2. Proxima Centauri
-
fill in the blank question a skydiver is pulled to the ground by becaus…
1. gravity 2. attractive 3. non-contact force
-
which mental health issues can nicotine addiction lead to? select three…
A. anger, C. anxiety, D. mood swings
-
according to the “emission spectra of some elements from stars”, which …
4. Hydrogen, Helium, and Oxygen
-
read the text. in lower - income countries, the high cost of medical eq…
- Problem: Microscopes are expensive. ; Solution: Prakash invented a version made mostly of paper. - Problem: Centrifuges are expensive and need electricity. ; Solution: Prakash i…
-
fill in the blank question the gravitational acceleration is found by t…
dividing; mass of the object
-
which of these circumstances should keep a person from drinking? select…
A. being pregnant, B. having a medical condition, D. having a history of alcoholism
-
according to the \life cycles of stars model,\ what happens to a sun - …
3. It forms a planetary nebula
-
multiple choice question why are small objects not attracted to each ot…
D. Their masses are too small to cause a change in motion.
-
which action is the only way to become sober? allow time drink coffee t…
A. allow time
-
according to the h-r diagram, which of these stars is expected to have …
3. Massive blue star
-
fill in the blank question gravity pulls a book down against a table. t…
1. Third 2. normal
-
multiple choice question what is an attractive force that exists betwee…
D. gravity
-
lola observes that joe is confused and vomiting, and has a low body tem…
- slow breathing - seizures - sweating
-
which of these is a challenge to social relationships as a result of ni…
A. yellow teeth and nails
-
according to the \life cycles of stars model,\ what is the final stage …
2. Neutron Star or Black Hole
-
after radiation 1. why is radiation able to transfer heat even through …
1. Radiation transfers heat via electromagnetic waves, which do not need a medium, while conduction and convection rely on particle interactions that require matter. 2. A dark, ma…
-
an elevator is moving down with a constant speed. inside the elevator, …
a. The block has an upward acceleration.
-
greg started drinking when he was in junior high several years ago. it …
B. He might end up in the hospital. E. He might get liver disease.
-
using the h-r diagram, which type of star is likely to have the greates…
4. Blue supergiant
-
multiple choice question what is the gravitational force exerted on an …
weight
-
which are consequences of smoking while pregnant? select three options.…
A. SIDS, B. stillbirth, D. birth defects
-
multiple choice question how does the gravitational force between two o…
It increases.
-
jose was out drinking with his friends for nearly the whole night. the …
B. hangover
-
fill in the blank question when the distance between two objects increa…
decreases
-
peter is helping a person who is showing symptoms of alcohol poisoning …
B. Vomiting can cause dehydration.
-
sarahs friend had been binge drinking and was intoxicated. sarah immedi…
D. vomiting
-
dora experiences frequent headaches and was ordered by her doctor to ta…
A. take the medication as prescribed
-
fill in the blank question a green ball moving east collides with a red…
1. east 2. west
-
fill in the blank question a skydiver is pulled to the ground by becaus…
1. gravity 2. attractive 3. non-contact
-
radiation all objects emit thermal radiation – often called__________ r…
infrared electromagnetic no; a vacuum more absorbing; emitting; poor 1. Conduction works best in solids because their particles are tightly packed, allowing efficient transfer of …
-
multiple choice question what is a region in space that has a physical …
field
-
multiple choice question what is a force that one object can apply to a…
B. noncontact force
-
multiple choice question how does air push an airboat forward? the airb…
The airboat pushes the air backward, and the air exerts an opposing force forward on the airboat.
-
multiple choice question what is an attractive force that exists betwee…
gravity
-
fill in the blank question when colliding objects bounce off each other…
elastic collision
-
a town has a population of 2000 and grows at 4% every year. what will b…
3602
-
what effect might over-the-counter allergy medication have? no noticeab…
C. drowsiness and poor judgement (assuming the options are labeled A, B, C as per the order: A. no noticeable effect, B. a clearer head for driving, C. drowsiness and poor judgeme…
-
multiple select question select all that apply which statements identif…
B. noncontact force D. gravity
-
heat transfer worksheet based on bbc bitesize: conduction, convection, …
conduction vibrations; cooler solids conductors insulators liquid; gas less rises sinks convection hotter; cooler solids
-
which of the following is a challenge associated with nuclear waste? lo…
D. no long - term storage or disposal options
-
what is the front - end cost associated with constructing a nuclear pow…
A. very high cost
-
what is the environmental impact of nuclear power plants under normal, …
low environmental impact
-
during the american reconstruction era, newly freed slaves land to farm…
E. sharecropping
-
what is one significant advantage of nuclear power? high emissions of c…
limited environmental impact
-
4. two blocks, with masses ( m_1 = 8 , \text{kg} ) and ( m_2 = 12 , \te…
a. The acceleration of each object is $\boldsymbol{1.58\ \text{m/s}^2}$ b. The applied force on $m_2$ is $\boldsymbol{110\ \text{N}}$
-
what truly acceptable solutions have we found for storing nuclear waste…
A. none, yet
-
the state department of public health shall do all of the following: (a…
- to post signs explaining that tobacco items are not sold to minors - to check the IDs of customers who buy tobacco products
-
ordering question click and drag on elements in order place the steps i…
1. The fan on the airboat spins. 2. The fan pushes air backward. 3. Air exerts an equal force forward on the fan. 4. The force pushes the airboat forward.
-
\smoking\ means inhaling, exhaling, burning, or carrying any lighted or…
- cigarettes - cigars - electronic devices - pipes
-
12. determine ( v_{o_1}, v_{o_2} ), and ( i ) for the network of fig. 2…
### Problem 12 (Fig. 2.162) #### Explanation: We analyze the diode circuit. For a silicon diode, the forward voltage drop \( V_D \approx 0.7 \, \text{V} \). ### Step 1: Analyze th…
-
multiple choice question what occurs when colliding objects bounce off …
D. elastic collision
-
fill in the blank question the law that states that when one object exe…
Newton's Third
-
fill in the blank question a green ball moving east collides with a red…
1. east 2. west
-
read the excerpt from act v, scene iii of romeo and juliet. capulet: o …
an emotional release
-
multiple choice question what pushes perpendicular to the objects surfa…
D. normal force
-
summarizing a definition of smoking \smoking\ means inhaling, exhaling,…
D. Smoking means inhaling, exhaling, or holding a lit substance.
-
which figurative expression best conveys mary’s emotional state immedia…
"Her nerves were a million little wires."
-
how does roald dahl use descriptive details to build suspense early in …
B. By emphasizing the silence in the house to suggest tension --- Note: The second question (Question 7) is incomplete (no answer options provided), so it cannot be fully addresse…
-
read the excerpt from act v, scene 1 of romeo and juliet balthasar: the…
C. a miscommunication that has serious consequences
-
read the excerpt from act v, scene iii of romeo and juliet. capulet: as…
C. Hatred causes people to lose what they love.
-
reading guide: from brown girl dreaming author: jacqueline woodson focu…
To answer these questions, we analyze the text "From Brown Girl Dreaming" by Jacqueline Woodson: ### “writing #1” 1. **What does Woodson suggest about writing?** Woodson suggests …
-
which greenhouse gas is primarily associated with burning petroleum pro…
carbon dioxide
-
which impurity in fossil fuels can bioaccumulate and cause harm in aqua…
D. mercury
-
which impurity found in coal can lead to acid rain in the atmosphere? s…
A. sulfur