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- 1. Multiple ChoiceThis force attracts all objects toward each other.Newtongravityweightpath
- 2. Multiple ChoiceThe swimmer moves her hand down and to the left and her body goes forward to the right.Newton's 1st LawNewton's 2nd LawNewton's 3rd Law
- 3. Multiple ChoiceThe law of universal gravitation is credited to whom?EinsteinBeckettRoseNewton
- 4. Multiple ChoiceWhich of the following scenarios is example of Newton's 1st Law of Motion at work?Blowing air into a balloon and releasing itEarth's orbit around the SunA soccer ball accelerates farther than bowling when the same force is applied.A car crashes into a wall and is pushed backwards
- 5. Multiple ChoiceWhat two main factors keep a planet in motion?mass and sizeweight and massforce and motiongravity and inertia
- 6. Multiple ChoiceThe amount of matter in an object is what?pressureweightmassneutrinos
- 7. Multiple ChoiceObjects cannot move withoutwindsunforcestrength
- 8. Multiple ChoiceThis is a push or pull in any direction.shoveforcemotiondistance
- 9. Multiple ChoiceWhat is the tendency of an object to resist a change in motion?coffeemotioninertiagravity
- 10. Multiple ChoiceWhich law of Newton says an object at rest will stay at rest and an object in motion will stay in motion.firstsecondthirdfourth
- 11. Multiple ChoiceGravity pushes things which way on the Earth.updownoverunder
- 12. Multiple ChoiceThe force of gravity on an object is called what?weightmasspressureping
- 13. Multiple ChoiceTwo factors effecting the magnitude of the force of gravity between 2 objects are...mass and distancemass and matterdistance and weightweight and mass
- 14. Multiple ChoiceAs distance between two objects increase the pull of gravityIncreasesDecreasesStays the same
- 15. Multiple ChoiceFriction acts in a direction ___________ to the object's direction of motion.similaroppositeparallelwest
- 16. Multiple ChoiceAs the product of two objects' masses increases, the pull of gravityIncreasesDecreasesStays the same
- 17. Multiple Choice
Which of the following will change with different gravitational forces?massamount of matter in an objectweightkilograms - 18. Multiple ChoiceMagnets can be a useful tool. Look closely at the picture below which shows a magnet and various metal objects.
What will happen as the magnet moves closer to the metal objects?The magnet will attract the objects.The magnet will become heavier.The magnet will push the objects awayNothing will happen to the objects - 19. Multiple ChoiceJupiter has about 317 times more mass than Earth. What can you infer from this fact?That Jupiter’s gravitational force is much weaker than on Earth’s gravitational force.That Jupiter’s gravitational force is much stronger than Earth’s gravitational force.That Jupiter’s and Earth’s gravitational forces are equal.Mass has no effect on the gravitational force between two objects
- 20. Multiple ChoiceWhich of the following will not change in different gravitational fields?weightforcemasspounds
- 21. Multiple ChoiceAn apple falling from a tree branch happens because of a gravitational force. Is this a Contact force or non-contact force?ContactNon-ContactNeither
- 22. Multiple ChoiceWhat is the force that opposes the motion of objects that touch as they move past each other?Electromagnetic ForceWeightFrictionSliding Friction
- 23. Multiple ChoiceWhat is a force that acts only between objects that are touchingContact forceNon-contact forceInvisible forceBalanced force
- 24. Multiple ChoiceIn a vacuum, what would fall faster?HammerFeatherThey would fall at the same speed
- 25. Multiple ChoiceWhat is Newton's third law?Every action has an equal and opposite reaction.If you push an object in one direction you will both move in that direction.Look both ways before crossing the street.Wait half an hour after eating before getting in the pool.
- 26. Multiple ChoiceIf the forces acting on a object are BALANCED then the object...Is moving at a constant accelerationIs moving at a constant velocity or at restIs at resthas a velocity of zero
- 27. Multiple ChoiceA rocket accelerating upward from a launch pad is an example of _____.balanced forcesunbalanced forceszero forces
- 28. Multiple ChoiceRockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.Newton's 1st LawNewton's 2nd LawNewton's 3rd LawNone of them
- 29. Multiple ChoiceAlex rolls a ball across the floor. What type of force is acting on the ball?gravityfrictionmomentuminertiq
- 30. Multiple ChoiceWhich contact force always acts against the direction of movement?frictiongravitymomentuminertia
- 31. Multiple ChoiceIf these boys are pulling with the same amount of force. What will happen?The boy in blue will win.They will not move at all.The boy in red will win.Both will fall down.
- 32. Multiple ChoicePresident Obama is jumping up in the air. What happens at the highest point of his jump?Gravity becomes weaker.The force of his jump pulls him back down.Gravity starts to pull him back down.The force of his jump becomes greater than gravity.
- 33. Multiple ChoiceAs the distance between 2 objects increases, what happens to gravitational force?increasesdecreasesstays the samei don't know
- 34. Multiple ChoiceWhich graph shows the object standing still?ABCD
- 35. Multiple ChoiceWhat is Newton's Ffrst law?An object at rest stays at rest, an object in motion stays in motion.Early to bed, early to rise makes a man wealthy and wise.Objects in motion return to rest, object at rest begin motion.Y.O.L.O.
- 36. Multiple ChoiceAs mass increases, what happens to gravitational force?increasesdecreasesstays the samei don't know
- 37. Multiple ChoiceWhich of the following scenarios is an example of Newton's 3rd Law of Motion at work?Two football players run toward each other and crash into one another. Both players fall backwards.Kicking a soccer ball across a fieldA car accelerates faster as it travels down a highwayThe moon orbits around Earth
- 38. Multiple Choice________ hold all of the planets in orbit around the sun.gravitystringBill Nyeduct tape
- 39. Multiple ChoiceA force of attraction between 2 object that is directly related to mass and indirectly related to distance.massweightgravitykilogram
- 40. Multiple ChoiceA measure of the amount of matter in an objectmassweightgravitypounds
- 41. Multiple Choice______ is a force that acts when two surfaces rub together.SpeedFriction
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