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Uni 1

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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (7)

#1
Front (Question)

What is a natural satellite?

Back (Answer)

Natural satellite: A celestial body that orbits another larger body

#2
Front (Question)

What causes Earth’s seasons?

Back (Answer)

The tilt of the Earth’s axis. As it spins, at different times of the year, different parts of the Earth get more direct sun.

#3
Front (Question)

Name the four main layers of the Earth

Back (Answer)

Crust Mantle Outer core Inner core

#4
Front (Question)

Name the three main tectonic plate boundaries

Back (Answer)

• Divergent • Convergent -Transform

#5
Front (Question)

Describe why tectonic plates are always moving.

Back (Answer)

Because of rising and falling heat in the Earth’s mantle (denser, cool air sinks; warmer, less dense air rises). This is called convection currents -they are movements deep within the Earth.

#6
Front (Question)

What plate boundary can form “Mid-Ocean Ridges”?

Back (Answer)

Divergent plate boundaries can cause mid-ocean ridges to form.

#7
Front (Question)

What causes earthquakes?

Back (Answer)

Sometimes, tectonic plates don’t move smoothly past each other - they get stuck. Pressure builds up. When they get “unstuck”, pressure is released, causing shaking/vibrations.