Do Something useful and Falling Up
Help!
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| A solid object with a single force placed on it in a single direction will accelerate in what kind of line? | Straight
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| A solid object that has two forces on it in different (but not opposite) directions will move in what shape? | Curved
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| Objects with many forces on them in many differnt directions move in what type of pattern? | Complex patterns
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| You can get what type of motion using inertia of a moving object and applying a force toward a center point (think orbit) | Circular
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| When forced is placed on fluid, what results? | Waves
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| What does "work" mean in physics? | A force applied over a distance. We calculate the amount of work that is done by multiplying the force by the distance over which the force is applied
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| Instead of us pushing and pulling things with our bare hands we can use what to help us do the job? | Machines
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| What can we use to help us lift a large mass like a 500-pound piano? | A lever
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| What pivots in the middle of the seesaw to make it go up and down? | Fulcrum
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| One of the greatest laws of nature is that all things tend to become what? | Less organized over time
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| What is stored energy called? | Potential energy
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| Which has stored energy? A match that has already been lit or a fresh apple? | A fresh apple
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| Which has stored energy? A ball stored up on a high shelf or a battery in a remote-controled car that's been used over and over again? | A ball
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| Realeased erergy is called? | Kinetic energy (energy in motion)
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| Is a rotted apple Potential energy or Kinetic energy? | Kinetic energy -- because it happens on its own -- you can not restore the apple back to the way it was before it rotted
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Created by:
jabby2us
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