(Yr 7) 81-90 QUESTIONS

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When light changes direction between different mediums it has been...
Refracted
1 of 10
What are the THREE primary colours of light?
Red / Blue / Green
2 of 10
When magnesium reacts with oxygen, what is formed?
Magnesium Oxide
3 of 10
A chemical reaction with oxygen is called....
Oxidation
4 of 10
When a distance time graph is LINEAR it tells us...
The speed is CONSTANT
5 of 10
What is the equation that links weight, gravitational field strenght and mass?
Mass x Gravitational Field Strength = Weight
6 of 10
What is the unit for force?
Newton
7 of 10
What is the equation that links Pressure, Surface Area and Force?
Pressure = Force / Surface Area
8 of 10
What do we call the sound that vibrates higher than humans can hear?
Ultra Sound
9 of 10
What does EXOTHERMIC mean?
Releases energy into the surroundings
10 of 10

Other cards in this set

Card 2

Front

What are the THREE primary colours of light?

Back

Red / Blue / Green

Card 3

Front

When magnesium reacts with oxygen, what is formed?

Back

Preview of the front of card 3

Card 4

Front

A chemical reaction with oxygen is called....

Back

Preview of the front of card 4

Card 5

Front

When a distance time graph is LINEAR it tells us...

Back

Preview of the front of card 5
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