2.1 Kinetic Particle Theory

Question 1

Define solids

Answer 1

Shape and volume fixed

Question 1

Define liquids

Answer 1

Volume fixed, but will flow to take the shape of a container

Question 2

Define gases

Answer 2

Will expand to completely fill a container

Question 3

Of solids:

Answer 3

Question 4

Of liquids:

Answer 4

Question 5

Of gases:

Answer 5

Question 6

Give the formula for pressure

Answer 6

Question 7

What is brownian motion?

Answer 7

The random movement of particles (e.g pollen, smoke) in a liquid/gas caused by collisions with microscopic particles (e.g atoms, molecules)

Question 8

What is 0 Kelvin equivalent to in celsius?

Answer 8

-273 degrees celsius

Question 9

When temperature is constant, what does a change in volume do to the pressure of a gas?

Answer 9

Volume increases: pressure decreases
Volume decreases: pressure increases

Question 10

When volume is constant, what does a change in temperature do to the pressure of a gas?

Answer 10

Temperature increases: pressure increases
Temperature decreases: pressure decreases

Question 11

What is Boyle’s Law?

Answer 11

Pressure is inversely proportional to the volume of a gas