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15 questions
Are forces applied when the objects involved are in direct contact.
Contact forces
Normal forces
action-at-a-distance forces
When a body moves another.
Normal force
Friction
Elastic
Pushing or pulling
State of a body when external forces are applied to it.
Normal force
Elasticity
Tension
Push or pull
Force with which objects tend to return to its original state after being stretched or compressed by an external force.
Push or pull
Tension
Elasticity
Friction
Generated between two bodies in contact with each other by resistance to rubbing between them.
Push or pull
Tension
Elasticity
Friction
Is the force usually exerted by a surface on an object that is resisting against it.
Friction
Normal force
Elasticity
Tension
Is the force of attraction that the body with mass exerts on another.
Tension
Push or pull
Gravity
Normal force
Is a charge represented by a plus sign (+)
Positive charge
Negative charge
Neutral charge
Is a charge represented by a minus sign (-)
Positive charge
Negative charge
Neutral charge
When the object is _______has the same positive and negative charge in atoms.
Positive
Negative
Neutral
When the object is ______has a smaller negative than positive charge in its atom.
Positive
Negative
Neutral
When an object is ______has a smaller positive than negative charge in its atoms.
Positive
Negative
Neutral
The ways of charging matter are. Choose all the correct answers.
gravity
friction
magnetic
contact
When the electrons in the atoms rotate in a motion similar to a spinning top.
Gravity force
Rotational force
Magnetic force
Earth behave like a huge magnet.
True
False
I don't know
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