Understanding Earth and Space Systems

Question 1

Condensation?

Answer 1

occurs when matter passes from the gas to a liquid state by loss of heat.

Question 2

Sublimation?

Answer 2

is the process of changing from a solid to a gas without passing through an intermediate liquid phase.

Question 3

Deposition?

Answer 3

is the process of changing from a gas to a solid without passing through an intermediate liquid phase.

Question 4

Conduction?

Answer 4

is the transfer of energy, such as heat or an electric charge, through a substance.

Question 5

Conductors?

Answer 5

are materials or objects that conduct heat, electricity, light, or sound. Metal is a good conductor.

Question 6

Insulators?

Answer 6

are materials or objects that do not easily allow heat, electricity, light, or sound to pass through them.

Question 7

Convection?

Answer 7

Convection is the circular motion that happens when warmer air or liquid rises.

Question 8

Radiation?

Answer 8

is the emission of energy as particles, electromagnetic waves or sound.

Question 9

Green roofs

Answer 9

are roofs of buildings that are partially or completely covered with vegetation and soil

Question 10

Conventional

Answer 10

means established by accepted usage or general agreement.

Question 11

Hydroelectric

Answer 11

stations create electricity by using the power of water and gravity to turn turbines that power a generator.

Question 12

penstock

Answer 12

is a pipe or conduit that carries water to a water wheel or turbine.

Question 13

Uranium

Answer 13

is a radioactive silvery-white metallic element It is used as a source of nuclear energy

Question 14

Photovoltaic

Answer 14

cells are panels that convert radiant energy directly into electrical energy.