P3

Question 1

What is the particle arrangement in solids?

Answer 1

-Particles are very close together
-Particles arranged in a regular pattern
-Particles vibrate, but do not move from place to place
-high density

Question 2

What is the arrangement of particles in a liquid?

Answer 2

-Particles are close together
-Not arranged in a regular pattern
-Can move around each other
-high density

Question 3

What is the particle arrangement in a gas?

Answer 3

-Particles are very far apart
-Particles are not arranged in any pattern
-Particles are moving very rapidly

Question 4

What is specific heat capacity?

Answer 4

The amount of energy required to raise the temperature of one kg of a substance by one degrees Celsius

Question 5

What is specific latent heat?

Answer 5

Is the amount of energy required to change the state of 1 kg of the substance, with no change in temperature

Question 6

how to convert MJ in to J

Answer 6

x1000000 / 1 million

Question 7

PD graph for a filament lamp

Answer 7

curved line cutting through x and y axis
almost like a s

Question 8

PD graph for a diode

Answer 8

-straight line until top right
-line then curves up

Question 9

PD graph for an ohmic conductor

Answer 9

straight line with gradient