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22 Cards in this Set
- Front
- Back
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what is a force? |
it is a type of push or pull |
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what is friction? |
it is the force of 2 objects rubbing together |
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what is the independent variable? |
the thing you are changing |
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what is the dependent variable? |
it is the thing you are measuring |
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what do you put on the Y axis? |
the dependent variable |
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what do you put on the X axis? |
the independent variable |
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you are adding weight to a rubber band and measuring how much it stretches. which goes on which axis? |
the dependent variable (the stretch) is on the Y axis. the independent variable ( the weight ) goes on the X axis. |
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if something has balanced forces, what is it doing? |
it is not moving or moving at a constant speed |
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if something has unbalanced forces what is it doing? |
it is either speeding up or slowing down |
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what is density? |
it is how much mass there is in 1cm3 of something |
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how do you work out the density of something? |
mass divided by volume |
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how do you work out the mass of something? |
density multiplied by volume |
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how do you work out the volume of something? |
mass divided by density |
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the mass is 600 g and the volume is 200 cm3. what is the density? |
300 gcm3 |
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the mass is 800 g and the density is 400 gcm3. what is the volume |
200 cm3 |
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the volume is 100 cm3 and the density is 200 gcm3. what is the mass? |
200 gcm3 |
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what type of force is friction? |
it is a push force |
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what type of force is gravity? |
it is a pull force |
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what type of force is up thrust? |
it is a push force |
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what type of force is magnetism? |
it is a pull force |
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what type of force is throwing? |
it is a push force |
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what type of force is picking something up? |
it is a pull force |
