A heater transfers 70 J in 1 s. What is its power rating?
What unit measures weight?
What is the unit of energy?
Match the Name to the description of the Force
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Normal contact | arrow_right_alt | When a person pushes or pulls something |
Lift | arrow_right_alt | The force of gravity pulling something to the Earth |
Water Resistance | arrow_right_alt | When engines create a push force |
Applied Force | arrow_right_alt | The force that resists motion between things |
Thrust | arrow_right_alt | When air particles resist movement |
Weight | arrow_right_alt | When water particles resist movement |
Friction | arrow_right_alt | When water pushes up on something |
Upthrust | arrow_right_alt | When air pushes up on something |
Magnetism | arrow_right_alt | When a solid pushes against something |
Air Resistance | arrow_right_alt | The force between magnets |
Convert the following from J to kJ:
a) 2000 J
b) 3400 J
c) 800 J
d) 12 300 J
What are the three ways in which the elastic energy store can be increased in an object?
Starter with the New Moon, put the phases of the moon in order