1) This force requires direct contact between two objects. a) frictional b) gravity c) magnetic 2) __________ is defined as a change in the position of an object. a) friction b) motion c) magnetism d) force 3) Gravity and friction are types of _________. a) motion b) objects c) magnetism d) forces 4) _________ is a force that is stronger in objects with more mass. a) friction b) gravity c) magnetism d) applied force 5) _________ is a force that acts to slow or stop movement. a) friction b) gravity c) magnetism d) applied force 6) __________ is the act of applying force to move something towards you. a) a push b) a push and a pull c) a pull d) none of the above 7) Complete the sentence below. Magnets a) attract b) repel c) attract and repel d) attract all metals 8) __________ force is the force of attraction that causes certain objects to attract and/or repel each other. a) magnetic b) gravity c) friction 9) __________ is the act of applying force to move something away from you. a) a pull b) a push c) both d) movement 10) These two forces do not require direct contact between two objects. a) friction b) gravity c) magnetic 11) Which surface type below would create the most friction? a) Ice b) metal c) concrete d) vinyl 12) Which surface type below would create the least friction? a) concrete b) glass c) rubber d) sandpaper 13) What type of force occurs to knock the bowling pins down? a) push  b) pull 14) What force causes the skydiver to fall towards the ground? a) friction b) gravitational c) magnetism d) no force needed 15) What type of force is holding these letters on the refrigerator? a) friction b) gravity c) magnetic

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