Earth Science Mid Term October 2021

The energy from the sun is created by a process called:

• nuclear fission
• nuclear fusion
• nuclear reaction
• nuclear core

Energy is created in the core when two _____________ atoms join together to form a ______________ atom.

• helium, hydrogen
• carbon, hydrogen
• nitrogen, helium
• hydrogen, helium

Can we land on the sun?

• Yes, If we use metal suits

• No, It doesn't have a solid surface

• Yes, but we can't stay very long

• No, It's against the law.

What happens during nuclear fusion

• Hydrogen reacts with Oxygen to create fire.
• Hydrogen atoms are forced together to create Helium
• Uranium and Plutonium split apart and release radiation.
• Helium atoms break down to make hydrogen

These are the pretty lights that occur at the north and south poles.

• Photosphere
• Aurora
• Magnetic field
• Solar wind

What planet is closest to the sun?

• Mars

• Earth

• Venus

• Mercury

What are the four inner planets?

• Earth, Uranus, Mercury, Venus

• Mercury Venus Earth Saturn

• Mars, Earth , Mercury, Venus

• Mars, Earth, Neptune, Mercury

Which planet is farthest from the sun?

• Neptune

• Jupiter

• Mercury

• Uranus

What are the outer planets?

• Jupiter, Saturn, Earth, Neptune

• Saturn, Neptune, Mars, Uranus

• Uranus, Saturn, Neptune, Jupiter

• Mercury, Venus, Earth, Mars

The solar system consists of the sun, smaller objects, and ...

• 8 planets and their moons
• 6 planets 
• only moons
• more than 100 stars