GCSE Astronomy Topic 1 Questions

The Earth is an ______ spheroid

True or false, the Earth is a little bit wider than it is tall?

• False

• True

Which part of the Earth's structure lies just below the crust?

• Mantle

• Outer Core

• Partial Melt

• Inner Core

Roughly how thick is the Earth's crust?

• 0 - 10 m

• 0- 80 km

• 0-700 km

• 20 - 2000 m

Which part of the Earth's structure has the largest volume?

• Crust

• Mantle

• Outer Core

• Inner Core

Which 2 metals are most abundant in the Earth's Core

• Iron

• Copper

• Nickel

• Lead

What is the approximate temperature of the Earth's inner core, in degrees kelvin, K?

• 500K

• 2000K

• 5500K

• 10000K

Which coordinate tells us how far North or South a point on the Earth is?

• Latitude

• Longitude

Which coordinates are also referred to as "parallels" ?

• Line of Latiude

• Lines of Longitude

Which of the following marks a longitude of 0 degrees?

• Equator

• Tropic of Cancer

• Prime Meridian

• Arctic Circle