Solar System Review

The sun is a giant ball of gases and is not solid like the Earth. The sun produces heat and light that spread through the solar system. Why do we have the warmth we need on Earth?

• The sun is not solid like Earth.

• The sun is medium in size.

• The sun produces light energy.

• The sun produces thermal energy.

What type of object is the sun?

• A moon

• A planet

• A star

• An asteroid

The sun provides light energy for the Earth. What other type of energy does the sun provide for the Earth?

• Thermal Energy

• Mechanical Energy

• Sound Energy

• Kinetic Energy

Which statement is correct about the sun?

• The sun is larger than the moon, but smaller than Earth.

• The sun is a star made of burning gases.

• The sun gives us light, mechanical, and thermal energy.

• The sun is the largest planet in the sky.

Which statement completes the sentences? The sun is a star, provides energy, and __________________.

• It is a large, flat circle.

• It is about the same size as Earth.

• Sometimes it's bright and sometimes it's not.

• It is made of gases.

Which planet is the fourth one from the sun?

• Jupiter

• Earth

• Venus

• Mars

Which planet is closest to the sun?

• Moon

• Venus

• Mars

• Mercury

Which of the following is the most accurate model of how the Sun, Earth, and Moon move?

• 
• 
• 
• 

According to the image above, which planet in our solar system is closest to the Sun?

• Earth

• Jupiter

• Mercury

• Saturn

John Couch Adams discovered a planet in 1846. The planet had not been discovered before 1846 because its orbit is the farthest from the Sun, and telescopes were not powerful enough to see the planet before that time.

Based on the information given, which planet did John Couch Adams discover?

• Uranus

• Neptune

• Saturn

• Mercury