Stanford Achievement Test Stanford Achievement Environment and Earth Science 2

Question 1

What type of rock is formed from cooled magma or lava?

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Answer

Fossilized

Question 2

What is the main cause of seasons on Earth?

Accepted Answer

Earth's tilted axis as it orbits the sun

Answer

Earth's distance from the sun

Answer

The rotation of the moon

Answer

Sunspots on the sun's surface

Question 3

Which gas makes up the largest percentage of Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Hydrogen

Question 4

What is the greenhouse effect?

Accepted Answer

The process by which gases trap heat in Earth's atmosphere

Answer

Growing plants in a glass building

Answer

The cooling of Earth by clouds

Answer

Rain falling on forests

Question 5

What is a food chain?

Accepted Answer

A sequence showing how energy passes from one organism to another

Answer

A list of foods animals eat

Answer

The path water takes through an ecosystem

Answer

The layers of soil in the ground

Question 6

What is pollution?

Accepted Answer

The introduction of harmful substances into the environment

Answer

Natural weather changes

Answer

The growth of forests

Answer

Rainfall in a desert