Revision Deck 2

Question 1

What is the variable S in the SUVAT equations?

Answer 1

Displacement

Question 2

What changes when a light ray moves between two materials?

Answer 2

Wavelength

Question 3

Which way does light bend when it speeds up?

Answer 3

Away from the normal

Question 4

What happens to the current in a circuit as a capacitor is charged?

Answer 4

It decreases exponentially as charge builds up it makes it harder for current to flow

Question 5

What graphs gradient is equal to the youngs modulus?

Answer 5

Stress against strain

Question 6

What property does a nucleus need to have to emmit gamma radiation?

Answer 6

Excess energy

Question 7

What is Boyle’s law?

Answer 7

Pressure and volume of gas are inversly proportional at constant temperature

Question 8

What is Charles’ law?

Answer 8

The volume fixed mass gas is directly proportional to its absolute temperature at a constant pressure.

Question 9

Which is greater the nucleus mass or total nucleon mass?

Answer 9

The nucleon mass, the difference is the mass defect

Question 10

Define the quantities in the equation PV = nRT

Answer 10

P - pressure
V - volume
n - number of moles
R - gas constant
T - absolute temperature