What is the measure of how quickly the velocity of an object changes.
100
True or False: Air has mass.
What is True
200
What force are you using when you move an object closer to you?
What is Pulling
200
What force occurs when two objects rub against each other
What is friction
200
Forces that are equal in size and opposite in direction.
What is Balanced Forces
200
Changes in velocity can also include __.
What is Direction
200
Anything that takes up space is ________.
What is Matter
300
What force are you using when you move an object further away from you?
What is Pushing.
300
True or False: Weight is the force of gravity between the ocean and an object.
What is False
300
True or False : Balanced forces causes changes in motion.
What is False
300
__ is equal to momentum.
What is mass of an object times the velocity of an object.
300
An object that weighs 100 lbs. on Earth, would weigh:
A. 20 lbs.-25 lbs. B. 25 lbs.-30 lbs. C. 30 lbs.-35 lbs. D. 35 lbs.-40 lbs. on both Mercury and Mars.
What is D. 35 lbs.-40 lbs. (38 lbs.)
400
When you squeeze an object are you A. Pushing B. Pulling C. Neither
What is C. Neither
400
If you push an object on an icy road what would happen to the friction of the object than if it were on a regular road.
The friction would decrease.
400
Speeding up, slowing down and and changing direction is all because of __.
What is Unbalanced forces
400
An object's acceleration depends on the object's __.
What is mass and force applied to it
400
What will happen to the mass of an object if you take it the moon.
The object would have less mass.
500
What happens when you pull an a string.
what is streching
500
If you sit halfway down a slope, what force stops you from sliding down.
What is Friction
500
__ refers to when a force is equal and opposite.
What is Balanced force
500
To calculate the velocity of an object, you must need to know the total.
What is Speed and Direction
500
What can be demonstrated by the sinking and floating of an object in a liquid.