4th QA Review Exercise for Grade 7

It is the dark portion of the moon’s shadow.

• Aphelion

• Perihelion

• Umbra

• Penumbra

Which phase of moon is present during lunar eclipse?

• New Moon

• Full Moon

• First Quarter

• Last Quarter

Earth's natural satellite

This is the imaginary line that serves as a reference point for east – west locations on Earth.

• Equator

• Prime Meridian

• Meridians

• Latitudes

How many days does it take the moon to have a complete revolution around the Earth?

What is the arrangement of Earth, Moon and Sun during SOLAR eclipse?

• Sun - Earth - Moon

• Sun - Moon - Earth

• Moon - Sun - Earth

• Earth - Sun - Moon

It serves as the blanket of the Earth.

Hottest layer of the atmosphere

• Thermosphere

• Mesosphere

• Troposphere

• Exosphere

Coldest layer of the atmosphere

• Mesosphere

• Thermosphere

• Stratosphere

• Exosphere

SPRING EQUINOX in Southern Hemisphere

• Equal days/nights

• Longer days/shorter nights

• Longer nights/shorter days