Questions and answers by

kali

Questions (608)

An object has kinetic energy if it is at rest.True False
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2. 113 views
Which object has a greater amount of potential energy if the two balls are dropped from the same height: a ping pong ball that
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2. 199 views
A roller coaster has the most potential energy at which part of the ride?a At the top b Along the turns c At the bottom d The
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2. 123 views
Your pencil and notebook are both sitting motionless on your desk. Which of the following explanations correctly explains which
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2. 396 views
Kinetic energy depends on the mass and ___________ of an object.a speed b weight c matter d motion
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2. 168 views
The energy of motion is known asa Newton's energy b potential energy c stored energy d kinetic energy
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A pendulum converts potential energy to kinetic energy many times.True False
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The Law of Conservation of Energy states energy cannot be created or destroyed.True False
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2. 123 views
Potential Energy is __________________ energy.a usable b raised c actionable d stored
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2. 213 views
The United Nations was created at the end of World War II. The United Nations tried to help make positive impacts across the
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2. 154 views
How did Hitler gain support for his racist ideas against Jews?Hitler blamed Jews for Germany's defeat in World War I and
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2. 251 views
How did Hitler gain support for his racist ideas against Jews?Responses Hitler blamed Jews for Germany's defeat in World War I
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2. 175 views
What does the policy of isolationism emphasize?Responses The belief that religious ties to other countries should be avoided The
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2. 215 views
What does the policy of isolationism emphasize?
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does anyone haveWorld History B Unit 08 Test
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True or False: The United States helped the war effort during World War II in all of the following ways-) They bought war bonds
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2. 145 views
True or False: The United States helped the war effort during World War II in all of the following ways-1) They bought war bonds
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2. 236 views
What promises did Benito Mussolini make to the Italian people?Responses He promised to revise Italy's economy and rebuild its
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2. 334 views
ue or False: The "Manhattan Project" was the creation of the worlds first atomic bombResponses True True False
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2. 144 views
True or False: The economic impact that World War II had on the United States was that it made the Great Depression worseRespons
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True or False: Germany was punished after World War I in all the following ways-1) They had to take total blame for the war 2)
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2. 379 views
This group in Italy used intimidation and violence to stop democratic processes and help Mussolini come to power.Responses Green
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2. 254 views
Nationalist propaganda was used to do all the following EXCEPT...Responses conduct total war conduct total war discourage
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2. 310 views
All of the following events led to the demise of the:· Lack of industrialization · Low standard of living for most people ·
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2. 114 views
All of the following events led to the demise of the:· Lack of industrialization · Low standard of living for most people ·
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2. 142 views
World History B Unit 07 Test14 of 1714 of 17 Items Question POSSIBLE POINTS: 4 Which of the following statements BEST completes
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2. 210 views
Match the following Unit 7 Vocabulary terms to their correct definitions:Put responses in the correct input to answer the
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2. 376 views
The defeat of the Central Powers in World War I led to the collapse of the Hapsburg Dynasty. This, in turn, led to the formation
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2. 224 views
The interwar period between World War I and World War II was a time of great change and a time of the continued spread of
1. 1 answer
2. 351 views
Which of the following is a fact that supports the statement below?Responses Wealthy Mexicans distrusted because of his land
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2. 183 views
The passage below is most closely connected to which of Hitler's goals?Responses creation of a totalitarian state creation of a
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2. 157 views
True or False: The United States created a "Good Neighbor Policy" to improve relations with Latin American countries.Responses
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2. 191 views
What political and military transformations in Japan led to the attack on Pearl Harbor in 1941?Responses Japanese political
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2. 143 views
True or False: The Great Depression in the United States affected other nations around the world because American banks stopped
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2. 158 views
Use the following quotation to answer the question " What was the result of the action Mussolini describes here?"Either the
1. 1 answer
2. 232 views
How did dictators respond to the League of Nations after Japan invaded Manchuria?Responses They sensed weakness in the League
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2. 238 views
The Amristar massacre led to...Responses the formation of a British/Indian alliance. the formation of a British/Indian alliance.
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2. 175 views
A flashlight has four 1.5-volt batteries. The bulb has a resistance of 2.4 ohms. What is the amperage of the circuit?V=IR 14.4 A
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2. 149 views
A flashlight has four 1.5-volt batteries. The bulb has a resistance of 2.4 ohms. What is the amperage of the circuit?V=IR (1
1. 1 answer
2. 253 views
The current in a circuit is halved. What happens to the resistance?V=IR (1 point) Responses The resistance is halved. The
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2. 254 views
Which analogy best describes resistance?(1 point)Responses length of the pipe through which water moves length of the pipe
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2. 272 views
Which analogy best describes amperage?(1 point)Responses pressure of water moving through a pipe pressure of water moving
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2. 251 views
Which analogy best describes voltage?(1 point)Responses diameter of a pipe through which water move diameter of a pipe through
1. 2 answers
2. 355 views
Why is copper wire a better conductor of electricity than carbon fiber?(1 point)Responses Copper (Cu) is a metal, and only
1. 1 answer
2. 412 views
Which of the following statements best describes the relationship between atoms and conductivity?(1 point)Responses Atoms with
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2. 347 views
Which of the following statements about electrical charges is true?(1 point)Responses Opposite electrical charges repel one
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2. 344 views
Which of the following substances would allow an electric current to flow through it easily?(1 point)Responses carbon (C) carbon
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2. 366 views
Which of the following best describes a direct current?(1 point)Responses an electrical current that flows in alternating
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2. 311 views
Which is the best description of radiation?(1 point)Responses transfer of thermal energy within a gas transfer of thermal energy
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2. 464 views
Which scenario shows conduction?(1 point)Responses Hot soup warms the bowl where it sits. Hot soup warms the bowl where it sits.
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2. 349 views
How does a simmering pot of spaghetti sauce illustrate convection currents?(1 point)Responses Warmer sauce at the bottom of the
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2. 466 views
Why does air in a room rise when it gains thermal energy from a heater? (1 point)Responses Its molecules move around more
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2. 337 views
What is the relationship between a substance’s thermal energy and its kinetic energy?(1 point)Responses A substance’s
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2. 323 views
Why does air in a room rise when it gains thermal energy from a heater? (1 point)Responses Its molecules move around more
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2. 661 views
What is the relationship between a substance’s thermal energy and its kinetic energy?(1 point)Responses As the substance’s
1. 1 answer
2. 340 views
LaToya uses 50 newtons (N) of force to pull a 500 N cart. Which statements are correct about calculating LaToya's mechanical
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It took Meghan 50 Joules to carry her shopping bags 5 meters to the car. How much force did she use?Work = Force x Distance a
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2. 171 views
How does using a ramp make work easier when loading a couch onto a truck three feet above the ground?a It allows a smaller force
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2. 134 views
Tito and Michael put 1200 joules of work into pushing a box up a ramp, but only 300 joules of work is output for moving the box.
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2. 134 views
Put the cars in order of achieving the greatest efficiency. Order them, the greatest efficiency at the top to the least
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2. 327 views
The girl in the picture applies 10 N of force to the snowball to move it 2 meters. How much work has she done?person-rolling-big
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2. 165 views
Work is:a energy from the Sun b a type of machine c a force that pulls you towards the Earth d a force that moves an object
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2. 94 views
How much work does Juanita do if she uses a force of 40 newtons to pull 2 friends on a wagon for 32 meters?
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2. 132 views
What is the name for the point on which a lever rests?
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2. 90 views
The mechanical advantage of a wheel and axle is the radius of the wheel divided by the radius of the axle.What is the mechanical
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2. 159 views
Noah and Luke lifted the canoe up from the riverbank, carried it across the yard, and placed it on the top rack.When are the
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2. 125 views
True or False:A lever produces more work with less effort. True False
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2. 90 views
What is the mechanical advantage of the class 1 lever?Input = Effort Output = Load a 6 b 21,600 c 216 d .00138 e 60
1. 1 answer
2. 161 views
Andrea is building a birdhouse. She hammers a nail in the wrong place and needs to remove it. She uses the back of her claw
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2. 161 views
Match the unit with what it measures.Column A 1. joule: joule 2. newton: newton 3. meter: meter
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2. 121 views
How does the pulley make work easier?a It changes the mass of the piano, making it easy to raise b It changes the direction of
1. 1 answer
2. 254 views
Charlie lifts a box with a force of 500 N and sets it on a table top 1.2 m above its starting position. Lauren pushes an
1. 1 answer
2. 170 views
If Ms. Avari has to carry a stack of books that have a weight of 14.75 N up a 12 m height staircase, how much work will she be
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2. 168 views
what is the area of the figure belowthe figure below is a trapizoid 5in 3in 12in a 18in^2 b30in^2 c36in^2 d60in^2
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2. 115 views
what is the area of the figure below5in 3in 12in a 18in^2 b30in^2 c36in^2 d60in^2
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2. 119 views
A wheelbarrow can be used to help lift a load, such as a pile of dirt, and then push the load across a distance. What two simple
1. 1 answer
2. 175 views
A car jack with a mechanical advantage of 10 needs to produce an output force of 200 N to raise a car. The input force required
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2. 140 views
Which of the following are examples of work being done on an object? Choose the 4 that apply.a Carrying a bag of groceries to
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2. 197 views
Machines can have an efficiency of 100%.True False
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2. 182 views
A truck has a wheel that has a radius of 60 cm. The axle that powers the wheel has a radius of 10 cm. What is the mechanical
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2. 162 views
A child makes a ramp to push his toy dump truck up to his sandbox. If he uses 5 newtons of force to push the 12-newton truck up
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2. 124 views
A construction worker uses a board and log as a lever to lift a heavy rock. If the input arm is 5 meters long and the output arm
1. 1 answer
2. 183 views
Which of the following would increase the mechanical advantage of an inclined plane?a you cannot increase mechanical advantage b
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2. 243 views
Mechanical advantage is calculated by using the formula:a Normal Force/ Acceleration b Length of Slope (L) / Height of slope (H)
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2. 139 views
What are two examples of Class two levers? Choose all that applya scissors b wheelbarrow c hammer and nail d bottle opener e
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2. 286 views
Which of the following are examples of levers? Check all that apply.a seesaw b axe c rolling pin d scissors e slide f bicycle
1. 2 answers
2. 123 views
Put the following scenarios in order from the most work done to the least amount of work done.Reorder answers 1.An object is
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2. 158 views
Put the following scenarios in order from the most work done to the least amount of work done.
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2. 96 views
If a machine requires an input of 5000 Joules of input to do 2500 Joules of work, what is the efficiency of the machine?
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2. 112 views
A construction worker uses a board and log as a lever to lift a heavy rock. If the input arm is 5 meters long and the output arm
1. 1 answer
2. 223 views
Ms. Avari is having trouble lifting the 1000N kettlebell. If Ms. Avari does not have enough force to lift it all the way up 4
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2. 261 views
12-8/n=-1
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PLS HELPA projectile is fired from the origin (at y = 0 m) as shown in the diagram above. The initial velocity components are Vx
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2. 1,025 views
To construct an effective ending to any type of essay, you should
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2. 1,000 views
(1 pt) Find all critical values for the functionf(x) = 6 x^3 - 18 x + 1, and then list them (separated by commas) in the box
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2. 654 views
ok i don't know this so here it is it says use the number 913,256 and write the period that has the 913. what did they just say?
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2. 511 views
what do you call drilling 4976 holes? worksheet answeres
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2. 652 views
At what current drain does the ampere-hour Energizer d cell drop to 75% of its value at 25mA?
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2. 583 views
how do you solve 5k-3=negative13
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2. 265 views
35g of water at 55 degrees Celsius is heated until it is all steam at 100 degrees Celsius. How much every was added?
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2. 929 views