Chapter 4 1 ZAP !

Question #1 Return The equation for the acceleration of falling objects is __ V=gt

Question #2 Return Acceleration due to gravity on the Earth is ______ m/s 2

Question #3 Return ____ was the 1 st scientist to discuss gravity. Aristotle

STEAL TWO (FROM ANY TEAM!) Question #4 Return

Question #5 Return _____ argued with Aristotle’s theory of gravity. Galileo

Question #6 Return ______ believed that mass of an object was responsible for objects falling to the ground. Aristotle

Question #7 Return Objects fall to Earth at the same rate because the ____ is the same for all objects. Gravity

Return STEAL ONE (FROM ANY TEAM!) Question #8

Question #9 Return Objects fall to Earth at the same rate because the ____ is the same for all objects. Gravity

ZAP! Question #10 Return

Question #11 Return Acceleration depends on force and _____, Mass

Question #12 Return ___ is the rate at which velocity changes over time. Acceleration

Question #13 Return _____ is a force of motion that opposes the motion of objects through the air. Air resistance

Question #14 Return As the speed of a falling object ___ the air resistance increases. Increases

Question #15 Return Air resistance depends on shape, size and ______. Speed

Question #16 Return ____ is the constant velocity of a falling object when the force of air resistance is equal to the force of gravity. Terminal velocity

Question #17 Return Net force is _____during terminal velocity because the velocity and gravity is balanced. 0N

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Question #19 Return An object is in _____ if the only force acting upon it is gravity. Free fall

Question #20 Return ZAP!

Question #21 Return Momentum is mass x _____. Velocity

Question #22 Return “p” = ____ Momentum

Question #23 Return The units for momentum are ______. Kg - m/s

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Question #25 Return The two motions that cause orbiting are ______ and free fall. Forward

Question #26 Return _____ is an unbalanced force that causes objects to travel in a circular path. Centripetal force

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Question #28 Return ___ is the curved path an object follows when thrown near the surface of Earth. Projectile motion

Question #29 Return The horizontal motion in projectile motion is due to _____. Your throw

Question #30 Return Choose one player that’s NOT on your team and put him or her ON your team!!

Question #31 Return The vertical motion in projectile motion is due to ______. Gravity

Question #32 Return The _____ states that any time objects collide, the total amount of momentum stays the same. Law of Conservation of momentum

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Question #34 Return An object in projectile motion moves in 2 directions_____ and _____. Horizontal and vertical

Question #35 Return ZAP!

Question #36 Return Astronauts float in a spaceship due to ______. Free fall

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Question #38 Return Newton’s first law states______ An object in motion stays in motion unless acted on by an unbalanced force.

Question #39 Return Newton’s 2 nd law states______ Acceleration is due to force and mass

Question #40 Return Newton’s 3 rd law states_______ For every action, there is an equal and opposite reaction

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Question #42 Return An object at rest, remains at rest, and an object in motion remains in motion unless______. Acted on by an unbalanced force

Question #43 Return _____ is the resistance of an object to move. Inertia

Question #44 Return Newton’s ___ law is also sometimes called the law of inertia. 1 st

Question #45 Return Pushing off the wall of a swimming pool will propel will push you backwards, this is an example of Newton’s ___ law. 3 rd

Question #46 Return Force pairs are made of an ___ force and a reaction force. Action

Question #47 Return The ___ of an object depends on the mass of the object and the amount of force applied. Acceleration

Question #48 Return Friction can stop a moving object, this is an example of Newton’s ___ law. 1 st

Question #49 Return If 2 people were pushed with the same amount of force, the one with less ___ would move further. Mass

Question #50 Return Choose one player that’s NOT on your team and put him or her ON your team!!

Question #51 Return Newton’s ____ law can be expressed mathematically through a=F/m 2 nd

Question #52 Return Whenever one force exerts a force on a second object, the 2 nd object exerts an equal and ______ force on the first. Opposite

Question #53 Return If force pairs acted on the same object, the net force would be ____. 0N

Question #54 Return ZAP!

LOSE A TURN Question #55 Return

Question #56 Return The law of _______ states that momentum is transferred from one object to the next. Conservation of momentum

Question #57 Return When one object hits another object, the momentum _______. Conservation of momentum

Question #58 Return ZAP!

STEAL THREE (FROM ANY TEAM!) Question #59 Return

Question #60 Return If two objects bounce off one another the momentum _______. Is transferred

Question #61 Return increase If two objects stick together during a collision, the mass will ________.

Question #62 Return GIVE ONE (TO ANY TEAM!)

LOSE A TURN Question #63 Return

Question #64 Return ZAP!