AZSCI Earth and Space Science

Question 1

What causes the seasons on Earth?

Accepted Answer

The tilt of the Earth's axis

Answer

The Earth's distance from the Sun

Answer

The rotation of the Earth

Answer

The Sun's temperature

Question 2

Which of the following best describes the Earth's inner core?

Accepted Answer

It is a solid layer of iron and nickel.

Answer

It is made of molten rock and gases.

Answer

It is a layer of water beneath the crust.

Answer

It is a region of gas and liquid that surrounds the Earth.

Question 3

Which of the following best explains the phenomenon of a lunar eclipse?

Accepted Answer

The Earth casts a shadow on the Moon.

Answer

The Moon casts a shadow on the Earth.

Answer

The Moon's surface becomes brighter.

Answer

The Sun becomes hidden behind the Earth.

Question 4

What is the primary source of energy for the Earth's weather systems?

Accepted Answer

The Sun

Answer

The Moon

Answer

Wind currents

Answer

Ocean currents

Question 5

Which layer of the Earth's atmosphere contains the ozone layer?

Accepted Answer

Stratosphere

Answer

Troposphere

Answer

Mesosphere

Answer

Thermosphere