(Systems in Action)

1 ) Work is energy in action, It is measured in

A ) Newton’s
B ) Joules
C ) Kilograms
D ) You can’t measure work


2 ) An ax is which type of machine?

A ) A first-Class lever
B ) A wedge
C ) A pulley
D ) An incline plane

3 ) True or False - There are two types of levers

A ) True
B ) False

4 ) 9.8N = ___kg

A ) 3kg
B ) 1kg
C ) 1.5kg