How could physics be so fun??
Quiz yourself by guessing what should be in
each of the black rectangles below before clicking
on it to display the answer.
Help
| Question |  |
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| Answer | |
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| 5 x a = 60 | a= 12 |
| Conversion: 1 km equals how many meters? | 1000 |
| 1 minute is the same as how mant seconds? | 60 |
| 1 hour is how many seconds? | 3600 |
| Gravity is the most obvious form of ...? | force |
| Mass times acceleration Equals? | force |
| Can forces cancel each other out? | yes |
| when two forces cancel out | threre is no accelaration |
| do forces always occur in pairs? | yes |
| The acceleration due to gravity is equal to? | 9.81 meters per second squared |
| Does a force do work when it causes a mass to move? | yes |
| what is a lubricant? | Lubricants are fluids that hold sliding surfaces apart to reduce friction |
| What is a bearing? | bearings are devices that support moving parts and allow them to move with less friction |
| What is the formula for velocity? | change in distance/ the change in time |
| What is gravity? | Gravity is a downward force that tries to bring all objects to the center of the earth |
| does gravity always act downward on earth? | yes |
| Does anything that has mass produce gravity? | yes |
| how do we communicate magnitude? | magnitude is eaisly communicated with numbers. ie. 100<1000 |
| how do we communicate direction of force? | We can use north,east,west, and south |
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