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| A _______________ is defined as a push or a pull. |
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| If you are rollerblading, then your motion relies on a _________ _____________ being transferred from the ground to the wheels on your skates. |
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| Your book says, "The pull between you and the Earth is much greater than the pull between you and the book." What force is this statement referring to? |
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| ___________________ is a force that resists motion between two surfaces that are pressed together. |
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| If room 111 and 110 battled in the tug-o-war, and neither team moved the rope for the first five seconds of the match, then the net force would equal zero. What type of force is this an example of? |
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| What type of force would you need to apply to a motionless object, like a soccer ball on the ground, in order to get it moving? |
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| When you stop pedaling your bike on a flat road, you still slow down. What force causes this? |
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| An object in motion will remain in motion, at a constant velocity, and an object at rest will remain at rest, unless acted upon by an unbalanced force. |
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| Explain Newton's 1st Law. |
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Term
| To predict an objects motion. |
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Definition
| What does Newton's 1st Law help us to do, with regards to an object's motion? |
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| An object's resistance to a change in its speed or direction is a result of its _____________________. |
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| As mass increases, so do gravity and inertia. |
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| What do gravity and inertia have in common? |
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| Newton built off of Galileo's ideas, which were supported by _________________ _________________, since Galileo did not have advanced scientific testing tools. |
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| Astronauts in an orbiting space shuttle are not really in an "anti-gravity" environment, instead they are actually in a "_________ _________." |
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