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Reading W10-12. Human activities & Climate change

Total questions: 15

Worksheet time: 3mins

Name
Class
Date
1.

Is this statement True/False?

Volcanic eruption is when a stream of gas and ash is violently ejected to a height of several miles.

a)

True

b)

False

2.

The layer of gases surrounding the earth at a height of between 15 and 50 kilometres is called ___________

a)

Stratosphere

b)

Troposphere

c)

Exosphere

d)

Thermosphere

3.

Which one is NOT a component of the climate system?

a)

Mesosphere

b)

Biosphere

c)

Lithosphere

d)

Hydrosphere

4.

Is this statement True/False?

"Climate is controlled by the short-term balance of energy of the Earth and its atmosphere"

a)

True

b)

False

5.

Hail and sleet are types of ___________

a)

Collection

b)

Precipitation

c)

Condensation

d)

Evaporation

6.

The layer of gases surrounding the earth from the surface up to a height of about ten kilometre is called ___________

a)

Thermosphere

b)

Stratosphere

c)

Troposphere

d)

Exosphere

7.

The process when water mist in the air cools down and turns back into liquid water is called ___________

a)

Condensation

b)

Precipitation

c)

Evaporation

8.

Ozone's highest concentration is in the ________________.

a)

Stratosphere

b)

Troposphere

c)

Exosphere

d)

Thermosphere

9.

___________ is a period of time when an area or region experiences below-normal precipitation for a long time.

a)

deforestation

b)

drought

c)

desalination

d)

wave propagation

10.

Is this statement True/False?

Greenhouse effect is a process that any gas absorbing infrared radiation emitted from Earth’s surface and reradiating it back to Earth’s surface.”

a)

True

b)

False

11.

The human-caused climate-change factors include recent changes in the ___________ ______________ of both greenhouse gases and sulphate particles.

a)

Periodic warming

b)

Electricity generation

c)

Decaying materials

d)

Atmospheric concentrations

12.

Is this statement True/False?

Winds and ocean currents redistribute heat over the surface of the Earth.

a)

True

b)

False

13.

______________ is a process that warms the Earth’s surface, when the Sun’s energy reaches the Earth’s atmosphere, some of it is reflected back to space and the rest is absorbed.

a)

Greenhouse gases

b)

Natural greenhouse effect

c)

Climate change

d)

Emission

14.

The steady flow of surface ocean water in a prevailing direction is called _____________.

a)

Rip currents

b)

Nutrient Cycle

c)

Ocean currents

15.

Is this statement True/False?

"Volcanic eruptions have a temporary cooling effect"

a)

True

b)

False