Forces and Energy in Motion

Front

Force

Back

push or pull on an object

Front

Balanced forces

Back

that are equal in size but opposite in direction

Front

Effect of balanced forces

Back

change in motion; object stays still or moves at constant speed

Front

Unbalanced forces

Back

that are not equal; cause a change in motion

Front

Example of balanced forces

Back

resting on a table

Front

Example of unbalanced forces

Back

a football

Front

Speed formula

Back

latex=" \text{Speed} = \frac{\text{Distance}}{\text{Time}} ">

Front

Distance formula

Back

latex=" \text{Distance} = \text{Speed} \times \text{Time} ">

Front

Time formula

Back

latex=" \text{Time} = \frac{\text{Distance}}{\text{Speed}} ">

Front

Unit of speed

Back

per second (m/s) or miles per hour (mph)