STAAR Review Day 9

What force is primarily responsible for keeping the planets in orbit around the Sun?

• Electromagnetic force

• Gravity

• Nuclear force

• Friction

Tags

TEKS.SCI.7.9B

Which of the following best describes why Earth experiences different seasons?

• The distance between Earth and the Sun changes significantly.

• Earth's axis is tilted as it revolves around the Sun.

• The Sun's energy output varies throughout the year.

• Earth's rotation speed changes.

Tags

TEKS.SCI.6.9A

What causes the ocean tides on Earth?

• The rotation of Earth

• The gravitational pull of the Moon and the Sun

• The wind patterns on Earth

• The Earth's magnetic field

Tags

TEKS.SCI.6.9B

Which of the following statements is true about the motion of planets in the solar system?

• Planets move in perfect circles around the Sun.

• Planets are stationary and the Sun moves around them.

• Planets move in elliptical orbits due to gravity.

• Planets move randomly in space.

Tags

TEKS.SCI.7.9B

During which season is the Northern Hemisphere tilted towards the Sun?

• Winter

• Spring

• Summer

• Fall

Tags

TEKS.SCI.6.9A

What is a spring tide?

• A tide that occurs when the Sun and Moon are at right angles to each other.

• A tide that occurs when the Sun and Moon are aligned.

• A tide that occurs only in the spring season.

• A tide that is weaker than usual.

Tags

TEKS.SCI.6.9B

How does gravity affect the motion of the Moon around Earth?

• It pushes the Moon away from Earth.

• It keeps the Moon in a stable orbit around Earth.

• It has no effect on the Moon's motion.

• It causes the Moon to move in a straight line.

Tags

TEKS.SCI.7.9B

What is the primary reason for the occurrence of winter in the Southern Hemisphere?

• The Southern Hemisphere is closer to the Sun.

• The Southern Hemisphere is tilted away from the Sun.

• The Sun's energy is weaker in the Southern Hemisphere.

• The Southern Hemisphere receives more sunlight.

Tags

TEKS.SCI.6.9A

What is a neap tide?

• A tide that occurs when the Sun and Moon are aligned.

• A tide that occurs when the Sun and Moon are at right angles to each other.

• A tide that is stronger than usual.

• A tide that occurs only in the fall season.

Tags

TEKS.SCI.6.9B

Which of the following best explains why planets do not fly off into space?

• The Sun's magnetic field holds them in place.

• The gravitational pull of the Sun keeps them in orbit.

• The planets are tethered to the Sun by invisible strings.

• The planets are too heavy to move.

Tags

TEKS.SCI.7.9B