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Kyler Adams
PhysicsPhysics
If you move a negatively charged rod close to a neutral item, like a doorknob the electrons on the doorknob will

A. move toward the rod

B. move away from the rod

C. stay where they are

D. dissolve
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Cesar Braun
PhysicsPhysics
Which of the following is needed to create an electromagnet?

a motor

electrical resistance

electric current

battery
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Semaj Morris
PhysicsPhysics
Which of the following is the science of naming and classifying living things
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Hurley
PhysicsPhysics
The planet most like the earth in size and gravitation is:

Mars

Jupiter

Venus

Pluto
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Lauren Mills
PhysicsPhysics
A spider twirls a fruit fly around in a circle with radius 17.6 cm at the end of a web. If the velocity of the fly is 110 cm/s, what is the centripetal acceleration of the fly? m/s2.
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Bentley Downs
PhysicsPhysics
Which force acts as an object to move it from rest or a constant straight line motion
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Kassandra Hayden
PhysicsPhysics
Structure and Function of kidney
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Charles Hoover
PhysicsPhysics
What happens if you double the number of batteries used in a circuit? (Assume all of the batteries

A.

The current doubles only.

o

B.

The voltage doubles only.

C.

The current decreases.

D

The voltage decreases.

0

E.

The voltage and current doubles.

Reset

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Mango
PhysicsPhysics
What are the three properties of gravitational force between two objects?
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Jaydon Floyd
PhysicsPhysics
One student did an experiment with salt water. The steps of the experiment are shown below.

Pour half a cup of salt water into a pan.

Keep the pan outside in the sun for a day.

Allow all the water in the pan to evaporate.

Observe a white residue at the bottom of the pan.

The student's experiment demonstrates that when water evaporates, it

a. changes into solid minerals

b. leaves solid minerals behind

c. turns solid minerals into powder

d. converts gases into solid minerals
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Cash Powers
PhysicsPhysics
The Wilson cloud chamber is used to study
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Armani Sloan
PhysicsPhysics
Determine the horizontal and vertical components of a vector with a magnitude of 50 and a direction of 42° relative to the horizontal.
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Zain Cruz
PhysicsPhysics
Newton's second law states that the force produced by a moving object depends on its mass and acceleration. Which is an example of this? A. Two boulders move at the same rate of acceleration; the boulder with the smaller mass produces a greater force.

B. Two boulders move at the same rate of acceleration; the boulder with the greater mass produces a greater force.

C. A runner accelerates at a rate of 1 meter per second per second during a race.
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Atticus Lucas
PhysicsPhysics
What is the speed of a 1200 kg car moving

with a kinetic energy of 15 kJ?
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Jazlyn Frey
PhysicsPhysics
Which of the following elements are least abundant in the solar system?

Oxygen

Carbon

Helium

Hydrogen

Nitrogen
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