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Forces and Motion
Question | Answer |
---|---|
The things around you that you use to describe motion are your ________. | Frame of reference |
Motion that is described based on a frame of reference is ___________. | Relative Motion |
What is the metric unit of force? | Newton |
What is the measure of the force of gravity on an object? | Weight |
What is the force that keeps two objects that are touching from easily sliding past each other? | Friction |
What describes a certain place? | Position |
What is any change in position | Motion |
What is the measure of an object's change of position during a unit of time? | Speed |
What is any push or pull? | Force |
What is the change in the speed or direction of an object's motion? | Acceleration |
What is the force that pulls all objects toward each other? | Gravity |
To find a runner's speed you need to know their distance and the _________. | Time it took |
When you watch a Broncos basketball game, your position and all the things around you are your __________. | Frame of reference |
When you push a grocery cart you are exerting _____. | Force |
Motion is stopped and started by _________. | Forces |
Riding down a hill on your bike, slowing down, and turning are all examples of _________. | Acceleration |
To go faster on a skateboard, you need to push it with more force OR push with the same force for ______. | A longer period of time |
To measure force, should you use a spring scale or speedometer? | Spring scale |
What object can you pick up by exerting just ONE newton of force - an apple or a bicycle? | Apple |
On the moon, would a dog weigh more than it does on Earth or less than it does on Earth? | Less than it does on Earth |