Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
Force |
Anything that causes an object to move/change its velocity. |
|
|
Unit of a force |
Newtons (N) |
|
|
Friction |
A force which prevents easy movement between two objects in contact. |
|
|
How can friction be reduced? |
Lubricant |
|
|
Advantage of friction |
Car brakes |
|
|
Disadvantage of friction |
Burns |
|
|
What is a lever? |
A rigid body which is free to turn about a fixed point called a fulcrum |
