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Science DA 3 - Managing Earth's Resources

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

emissions

a)

pollutants released into the air

b)

substances absorbed by the soil

c)

materials used in construction

d)

products consumed by humans

2.

acid rain

a)

Chemical pollution in the air mixed with falling water.

b)

A type of precipitation that is always acidic.

c)

Rain that falls during thunderstorms.

d)

Water that has been evaporated and condensed.

3.

sediment

a)

Particles of rock and clay that settle at the bottom of rivers and oceans.

b)

Liquid material that flows in rivers and oceans.

c)

Gaseous substances found in the atmosphere.

d)

Solid minerals that are found in mountains.

4.

fossil fuels

a)

Fuels formed from the remains of ancient plants and animals, such as oil, natural gas, and coal.

b)

Renewable energy sources derived from sunlight and wind.

c)

Synthetic fuels created from chemical processes.

d)

Fuels that are currently being formed from modern biological materials.

5.

nonpoint source

a)

widespread sources of air pollution

b)

specific industrial emissions

c)

vehicle exhaust emissions

d)

household waste disposal

6.

technology

a)

The application of scientific knowledge for practical purposes.

b)

A type of computer software used for data analysis.

c)

A method of communication through social media platforms.

d)

A form of entertainment involving video games.

7.

efficiency

a)

A way to make technology work better, with less waste of materials and time.

b)

A method to increase the cost of production.

c)

A strategy to reduce the workforce in a company.

d)

A process that guarantees maximum waste generation.

8.

organic

a)

Matter that came from living things.

b)

Matter that is synthetic and man-made.

c)

Matter that is found only in minerals.

d)

Matter that is composed of metals.

9.

erosion

a)

The process of planting trees to prevent soil loss.

b)

The breaking down and carrying away of particles of rock.

c)

The formation of new land through volcanic activity.

d)

The movement of water in rivers and streams.

10.

malnutrition

a)

Ill health that results from not getting enough to eat or not getting the proper nutrient-rich foods.

b)

A condition caused by excessive intake of calories without proper nutrition.

c)

A temporary state of hunger that resolves with food intake.

d)

A psychological disorder related to food preferences.

11.

global energy poverty

a)

A condition where people have unlimited access to energy resources.

b)

A condition where people lack access to enough energy to meet their basic needs such as lighting and the ability to cook food or heat their homes.

c)

A situation where energy is abundant and affordable for everyone.

d)

A term used to describe the overconsumption of energy in developed countries.

12.

smog

a)

mixture of smoke and fog

b)

type of air pollution caused by vehicles

c)

natural phenomenon caused by humidity

d)

combination of smoke and dust particles

13.

point source

a)

single source of air pollution

b)

multiple sources of air pollution

c)

natural sources of air pollution

d)

geographical sources of air pollution

14.

land reclamation

a)

The process of restoring an area of land to a more productive state.

b)

The act of converting water bodies into agricultural land.

c)

The method of building structures on unstable ground.

d)

The practice of planting trees in urban areas.

15.

ozone

a)

a poisonous gas made of three oxygen atoms

b)

a type of oxygen molecule with two atoms

c)

a harmless gas found in the atmosphere

d)

a gas used in refrigeration systems