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- Multiple ChoicePlease save your changes before editing any questions.What is velocity?the quickness of an objectthe location of an objectaccelerationspeed in a specific direction
- Multiple ChoicePlease save your changes before editing any questions.The correct equation to calculate speed isdistance/timetime/distancedistance x timedistance/time2
- Multiple ChoicePlease save your changes before editing any questions.If a cheetah runs 180 miles in 3 hours, what is its average speed?60 hours60 miles60 miles/hour60 miles/second/second
- Multiple ChoicePlease save your changes before editing any questions.
Which of these best describes the concept of inertia?A force that attracts objects with massthe tendency of an object to float in watera force created when surfaces are in contactThe tendency of an object to resist a change in motion - Multiple ChoicePlease save your changes before editing any questions.Shona cycles at an average speed of 8km/h. How far has she travelled if she cycles for 4 hours?55km32km43km32miles
- Multiple ChoicePlease save your changes before editing any questions.How far will a person go if they jog for 2 hours at a speed of 12 km/hr?6 km0.5 km10 km24 km
- Multiple ChoicePlease save your changes before editing any questions.A runners races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?10 m/s1000 m/s100 seconds10 seconds
- Multiple ChoicePlease save your changes before editing any questions.Which law explains why when you put a book on a table the table pushes on the book3rd law4th law1st law2nd law
- Multiple ChoicePlease save your changes before editing any questions.friction is a force that actsin the same direction as the forceopposite to the direction of the forcewith the forcetowards the direction of the force
- Multiple ChoicePlease save your changes before editing any questions.A force is simply a push or pull.TrueFalse
- Multiple ChoicePlease save your changes before editing any questions.If an object has a net force of O N, it isunbalancedbalancednot moving
- Multiple ChoicePlease save your changes before editing any questions.What is Newton's First Law known as? The Law ofFrictionMassInertiaGravity
- Multiple ChoicePlease save your changes before editing any questions.What is Newton's First LawF=maEvery action has an equal and opposite reactionAn object at rest stays at rest, an object in motion stays in motion.Friction
- Multiple ChoicePlease save your changes before editing any questions.It takes more force to accelerate an elephant than a hawk because a hawk has less mass. This is an example ofNewton's 1st law, the law of inertiaNewton's second law, the law of accelerationNewton's third law, the law of action reactionThe law of universal gravitation
- Multiple ChoicePlease save your changes before editing any questions.An object acted upon by a net force will accelerate in the direction of the force according to the equation
Acceleration = net force/massNewton's 1st LawNewton's 2nd LawNewton's 3rd LawNewton's 4th Law - Multiple ChoicePlease save your changes before editing any questions.What does this graph represent?Constant SpeedAccelerationNot moving
- Multiple ChoicePlease save your changes before editing any questions.What is happening in this graph from point A to B?The object is accelerating.The object is not moving.The object is decelerating.The object is moving at a constant speed.
- Multiple ChoicePlease save your changes before editing any questions.What is happening in this graph from point B to C?The object is going down a hill.The object is returning to its starting location.The object is slowing down.The object is staying still.
- Multiple ChoicePlease save your changes before editing any questions.What happens when an object accelerates?Its speed or direction changesOnly its speed changesOnly its direction changesIts speed and direction do not change
- Multiple ChoicePlease save your changes before editing any questions.An object at rest or moving at a constant speed in a straight path will continue to do so until a net force acts upon it.Newton's 1st LawNewton's 2nd LawNewton's 3rd LawNewton's 4th Law
- Multiple ChoicePlease save your changes before editing any questions.Forces always act in equal and opposite pairs.Newton's 1st LawNewton's 2nd LawNewton's 3rd LawNewton's 4th Law
- Multiple ChoicePlease save your changes before editing any questions.A ____ force is the total force felt by an object.sumnetstrongbalanced
- Multiple ChoicePlease save your changes before editing any questions.Calculate the net force.5 N to the right10 N to the right45 N to the right500 N to the right
- Multiple ChoicePlease save your changes before editing any questions.Choose the BEST example of acceleration.A motorcycle slowing from 10km per hour to 5km per hour in 3 seconds.A runner moving at 5km/hr for 1 hourA ball rolling at 5km/hr for 100kmA biker moving at 20km/hr for 5km
- Multiple ChoicePlease save your changes before editing any questions.The FBD represents ...A balanced forceAn unbalanced force