A) Kinetic B) Potential C) Neither D) Both Kinetic and Potential
A) An empty cart B) Cart with 2 passengers C) Cart with 1 passenger D) Cart with 12 passengers
A) Inertia B) Gravity C) Friction D) Magnetism
A) No effect B) It would stop it C) It would go faster/farther D) It would slow it down
A) 600m/min B) 4500m/min C) 0.002m/min D) 500m/min
A) Centripetal force B) Gravity C) Friction D) Magnetism
A) Opposites attract B) It changes the speed of an object C) Objects rub against each other D) Objects are pulled toward each other
A) Objects are pulled toward each other B) It affects all matter C) Objects rub against each other D) It depends on mass and distance
A) Changing the direction of the force B) Changing the size and/or direction of a force. C) Changing the size of the force
A) 1st class lever B) 2nd class lever C) 3rd class lever
A) FALSE B) TRUE
A) TRUE B) FALSE
A) As the length of the ramp increases, the amount of force needed decreases. B) The amount of force needed to move an object never changes as you move a particular item. C) The taller the ramp, the more force you need to move the box. D) It is easier to move objects on a cart than it is to move them by hand. |