Energy- Force and Work done Flashcards
1
Q
How is force measured?
A
In Newton’s (N), using a Newton metre
2
Q
What is mass?
A
The amount of matter (particles) an object is made up of.
3
Q
How is mass measured?
A
In kilograms
4
Q
What is weight?
A
A force caused by gravity.
5
Q
How is weight measured?
A
In Newton’s
6
Q
How do you work out weight?
A
Mass x Gravity
7
Q
What is work done?
A
The amount of energy transferred when a force moves an object any distance. Measured in joules.
8
Q
How do you work out work done?
A
Force x Distance
9
Q
When is work not done?
A
When there is no motion and no force applied.
