Physics
Kinematics, force analysis, electricity, and equation-driven reasoning.
-
before computers were widely used, nasa hired human \computers.\ comput…
- Problem: NASA wanted to know where Alan Shepard’s capsule would land; Solution: Johnson helped match up the lander and the command unit. - Problem: John Glenn didn’t trust compu…
-
5. read the passage: the cascade mountains span from british columbia t…
A. The movement of tectonic plates created the Cascade Mountains.
-
question 9 while kari was searching the internet, her computer was infe…
The virus will attach itself to the computer's RAM, then attach itself to executable files in RAM.
-
plastic bag recycling program people often use plastic bags to carry it…
C. The program eliminates the need to mine resources since composite lumber is made from recycled bags. However, animals would be negatively affected by the decreased number of tr…
-
before collecting specimens to examine for possible bacterial infection…
B. insect bites, D. abnormal lesions, E. wound exudate, F. fever
-
thermodynamics definition\t\t\tcharacteristics the branch of physics th…
Natural Science - Physics
-
select the correct pronoun to complete the sentence. after mr. newton t…
him
-
question 4 / 5 what are the risk factors associated with drinking from …
D. All of the above
-
question 3 / 5 which of the following is a key factor that influences b…
All of the above
-
to the naked eye, mars seems as distant as the stars. but humans may se…
- "Spacecraft can use supersonic retropropulsion." matches "Large spacecraft are difficult to land safely." - "NASA may equip ships with special habitats." matches "Spacecraft exp…
-
using sterile sample containers is an essential feature of the general …
aseptic
-
question 1 / 5 which of the following is a symptom of alcohol poisoning…
breathing irregularly
-
4. rain water soaks into the ground, into the soil and underlying rock …
A) Infiltration ### Question 5
-
section f: water cycle processes (multiple choice) 1. the continuous mo…
A) Water cycle ### Question 2
-
pop quiz answer the following question(s) to test your knowledge. which…
C. Fatigue undermines essential skills like judgment, awareness, and quick reactions
-
match the problems with their solutions. problem electrical power and c…
- "Electrical power and communications ability were needed." → Zarya was launched. - "Living quarters were needed." → Zvezda was launched. - "Docking areas were needed." → Unity w…
-
section e: water cycle basics (true/false) 1. water on the outside of t…
True ### Question 3:
-
abigail opens an attachment sent from one of her friends related to the…
C. spreadsheet.
-
__________ is the area of dark created when an object blocks light. a. …
A. Shadow
-
2. a steep drop - off from the continental shelf that plunges to depths…
A) Continental slope ### Question 3
-
section d: ocean floor features (multiple choice) 1. underwater mountai…
A) Seamounts
-
section c: ocean life (multiple choice) 1. fish, dolphins, starfish, pl…
A. Surface zone
-
section b: ocean concepts (fill in the blank) 1. the sun provides _____…
light, heat ### Question 2:
-
video: 5 ways people are dumb with money now that youve learned about -…
### Question 1 Behavioral economists view people as having cognitive biases, limited rationality, and being influenced by non - rational factors (emotions, social norms, heuristic…
-
write: 3 things you learned about the water cycle 2 things you think ab…
- 3 things learned: Evaporation turns liquid water to vapor (Sun heats oceans/lakes/puddles); Condensation forms clouds from cooled water vapor; Precipitation returns water to Ear…
-
section a: ocean concepts (true/false) 1. as salinity increases, densit…
True ### Question 2:
-
jessicas company makes solid metal balls for various industrial uses. a…
11445.3
-
_______ gradually change direction, while _______ create a sense of mot…
A. (1) curvilinear lines; (2) diagonal lines
-
introduction to visual elements and line pre - test complete 1 this is …
c. The architect used vertical lines to emphasize the strength and permanence of the building and horizontal caps on the columns to keep the façade from escaping into the heavens …
-
volcanoes quick check which of these is a feature of most shield volcan…
A. broad base
-
volcanoes quick check which statement correctly describes most cinder c…
A. They have a single, symmetrical cone at the top.
-
please show or justify all answers. work must be shown for full credit.…
(Problem 8): Approximately \(\boldsymbol{54.8}\) N·m (or more accurately, let's calculate \(\sin(105^\circ)\) more precisely: \(\sin(105^\circ)=\sin(75^\circ)\approx0.9659\), so \…
-
volcanoes quick check which of these are features of most stratovolcano…
D. gentle slope near the base with somewhat quiet eruptions (Note: Assuming the options are labeled A, B, C, D in order as given. If the original had different labels, adjust acco…
-
plates and volcanoes quick check which processes are important in the f…
C. uplift, D. subduction
-
which of the following statements best describes james audubon’s intent…
d. He intended to do all of the above through his painting, Wild Turkey.
-
plates and volcanoes quick check which is caused by the difference in d…
A. subduction
-
name sophia date 12 10 23 class 3rd electricity webquest part 1: explor…
The balloon becomes negatively charged as it gains electrons from the sweater during rubbing. (Charge: -) ### For Question 2 (Why Balloon Sticks):
-
like many other planets in our solar system, earth experiences noticeab…
A. Full moon
-
pop quiz answer the following question(s) to test your knowledge. what …
A. Motor vehicles, roads, and people
-
2. a patient takes medication that immediately takes effect. as hours p…
s: a. \( y = 3000(0.64)^x \) (approximate, more precise values may be \( y\approx2999.9(0.6399)^x \)) b. \( r\approx - 0.999 \), Negative, Strong c. 36% d. 3000 mg e. Approximatel…
-
liquid densities 2. next, lets practice making measurements from the vi…
15
-
1. rub a balloon on the sweater and stick it to the sweater. observe wh…
+ (The sweater becomes positively charged as it loses electrons to the balloon during rubbing.)
-
¿cuántas onzas líquidas hay en una bebida nivel de base de malta (inclu…
d. de 10 a 12
-
if the box accelerates down the incline with magnitude a, what is the m…
C. \( m(a - g\sin\theta) \)
-
compare the magnitudes of the gravitational forces that planets b and c…
B. \( F_{\text{B on A}} > F_{\text{C on A}} \)
-
2/10 what does the term isobar refer to? lines indicating equal air pre…
A. Lines indicating equal air pressure
-
pros and cons of digital systems quick check which statement presents a…
A. Noise, or signal interference, is unlikely to impact the results.
-
question 2 2/10 what does the term isobar refer to? lines indicating eq…
A. Lines indicating equal air pressure
-
which statement describes an advantage of researchers posting the resul…
C. Other researchers around the world can access it
-
if the car travels around the curve at speed 2v, which free body diagra…
A. The free - body diagram with $F_g$ downward, $F_n$ upward - angled, and $F_{f,s}$ toward the center of the curve.
-
if the block is replaced by a block of mass 2m and allowed to hang at r…
B. \( 2x \)
-
the refrigerator exerts an attractive magnetic force $f_m$ on the magne…
A. The diagram with \( F_f \) upward, \( F_g \) downward, and \( F_m \) horizontal (towards the right, representing the refrigerator's attractive force).
-
what are the advantages and disadvantages of electricity? advantages - …
A common disadvantage to fill in the blank could be: "Production of electricity from non - renewable sources contributes to climate change" (or other relevant ones like "High init…
-
which labeled point best represents the center of mass of the glass-wat…
C. C
-
which phrase describes an analog signal and not a digital signal? (1 po…
B. smooth sinusoidal waves
-
which arrow could represent the direction of the cars total acceleratio…
A. The arrow labeled A
-
which statement describes a drawback of digital medical records over pa…
B. Digital medical records might be impossible to access in a power outage.
-
the magnitude of the gravitational field at earth’s surface is $g_e$. p…
B. \( g_E \)
-
11. which of the following statement shows that high literacy rates do …
Russia has one of the highest literacy rates, but more than 13% of Russians live in poverty. ### Question 12
-
digital and analog systems quick check what kind of code is generally u…
A. binary code 1s and 0s
-
which expression represents the tension in the string? assume an ideal …
C. \((m_{\text{A}} + m_{\text{B}} + m_{\text{C}})g\)
-
7. what is the relationship between capital goods (physical capital) an…
The more investment a country makes in new technology, the more likely it is that the services produced in the country will increase. ### Question 8
-
california sea lions communicate underwater at frequencies ranging from…
0.375 to 3 meters
-
lets start a new one today. calculate the magnitude of the tension forc…
\(1.8\) (or \(1.5\) depending on mass, but likely \(1.8\) N)
-
while traveling in the same medium, sound a has a wavelength of 5 meter…
sound A, because it has a higher frequency
-
6. what is an entrepreneur? (1 point) a person whose business is privat…
B. A person who risks their money to begin a business
-
two similar waves x and y travel through the same medium. wave x has a …
10 meters
-
a wooden block of mass m is placed on a horizontal aluminum ramp. the a…
\( 0.25 \)
-
humans can hear thunder at different frequencies. these correspond to w…
20 to 120 hertz
-
which of the following is a correct expression for the mass, m, of the …
B. \( m = \frac{F_{\text{S}} - F_{\text{B}}}{a} \)
-
wave application quick check a wave travels at 1,500 m/s with a frequen…
300 m (corresponding to the option with text "300 m")
-
requiring the measurement to be to the tenths place (0.1 °c). ly at the…
24.0 °C
-
3. what is a natural resource? (1 point) the resources necessary to bui…
B. Materials on earth that have an economic value (assuming the second option is labeled B; if the original options had different labels, adjust accordingly. Based on the given op…
-
making measurements thermometer the calibration of this thermometer is …
nearest 1 °C
-
pregunta 40 sin responder puntaje de 1.00 7 señalar con bandera la preg…
b. parece que la fotografía tiene relieve o está alterada
-
la causa principal de ebriedad (intoxicación por alcohol) es el alcohol…
b. flujo sanguíneo.
-
the calibration of this thermometer is 1 °c. recall that a single unit …
D. \( 0.1^\circ\text{C} \) (assuming the options are labeled A to D with D being \( 0.1^\circ\text{C} \))
-
there is a difference of 10 between marked values. there are 10 spaces …
1°C (the option with "1°C")
-
what is the role of neurologists in the medical field? neurologists foc…
A. Neurologists focus on diagnosing and treating disorders related to the nervous system.
-
the dimensions of an aquarium are shown. how much water, in cubic feet,…
\( 1\frac{13}{15} \) cubic feet (or \( \frac{28}{15} \) cubic feet)
-
sider the following thermometer, and use it to answer the question. cal…
10 (Option: 10)
-
consider the following thermometer, and use it to answer the question. …
10
-
what is the volume of this figure? 4 cm 5 cm 9 cm 7 cm 2 cm cubic centi…
146
-
shira looked up one night and saw a full moon. how long will it be befo…
B. About one month.
-
read the excerpt from dr. martin luther king’s \letter from birmingham …
D. to provide a contrast to his group’s nonviolent efforts
-
rachel accepts that she does not always make healthy food choices. what…
Gather information about different healthy foods.
-
a bracket is shown in the figure, the cross - section area of the bar b…
Normal stress of bar BC: $\boldsymbol{200\mathrm{MPa}}$ (tensile), Normal stress of bar AB: $\boldsymbol{86.6\mathrm{MPa}}$ (compressive)
-
read the paragraph. i have been a nurse for twenty years. in that time,…
ethos, an appeal based on the author’s character
-
we wear the mask by paul laurence dunbar we wear the mask that grins an…
The option with "With torn and bleeding hearts we smile" (the bottom - left option among the four).
-
which is a method that can help people manage weight in a healthy manne…
B. tracking caloric intake
-
question 1 not yet answered marked out of 1.00 flag question molly has …
d. Realize that certain tasks may not always be delegated and to not take it personally.
-
drag & drop the answer
(Here we assume the drag - and - drop is done as per the above matching. Since it's a drag - and - drop, the answer would be the correct matching of each left image to the corresp…
-
work is when an object moves a distance due to a specific force. in ord…
2,000 N·m
-
machines help us to do work. a machine is a device that makes work easi…
C. Ramp C
-
a machine is a device that can make work easier there are 6 simple mach…
An inclined plane wrapped around a post
-
read the excerpt from fast food nation. instead of relying upon a small…
D. By law, fast food restaurants must offer equal employment opportunities to those seeking work.
-
which change could people make to their diet to reduce adverse health e…
A. Choose an all - natural sugar for cooking
-
healthy oceans and forests a. are a carbon dioxide source b. are a carb…
B. are a carbon dioxide sink
-
this diagram of the carbon cycle shows the main ways carbon flows into …
- ways that carbon is released into the atmosphere - ways that carbon is absorbed from the atmosphere
-
ocean water and the air constantly exchange gases. co₂ can enter ocean …
Carbon in the ocean may be stored on the \boxed{seafloor}. Over time, carbon cycles back to the \boxed{surface} and is released into the air. Overall, the ocean \boxed{absorbs} mo…