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forces
vocab
| Question | Answer |
|---|---|
| simple machines | make work easier |
| mass | amount of matter that makes up an object |
| force | push or pull |
| friction | a force that causes objects in motion speed up or slow down when the to surfaces rub against each other. |
| speed | a measure of how far an object moves in a certain amount of time |
| motion | is a movement or a change in an objects position |
| position | is the place where an object is |
| gravity | is a force that pulls things toward earth |
| the lighter an object the less ______ you have to apply to get it in motion | force |
| the more________ present the more the more an object in motion slows down | friction |
| the more force applied the more ______ is release | energy |
| the more ____ something has the ____ force is required to move it. | mass and more |
| gravity pulls everything to _____. the more mass something has the more gravity acts on to it. if you drop a bowling ball and a beach ball off a building the _______ ball would hit the ground first because it has more ____ | earth bowling mass |
| balanced forces are two _____ forces acting in opposite direction. because it is balanced the object does____ move | equal not |
| unbalanced forces happen when one side has_______ force in one direction this will cause the object ____ in the direction the greater the force is. | greater move |
| the more force that is applied the _______ the object will go | farther |
| a push vs a push is like ___ _________ someone | arm wrestling |
| gravity vs. air resistance is like a _________ | parachute |
| a push vs friction and gravity is like | throwing a ball forward |
| a pull vs friction is like | pulling something heavy across a field of grass |