Astronomy Pre-Test

What is the primary cause of the different phases of the Moon as observed from Earth?

• The Earth's rotation

• The Moon's rotation

• The relative positions of the Earth, Moon, and Sun

• The Earth's revolution around the Sun

Tags

AK.MS-ESS1-1a.

Which of the following best describes the role of gravity in the solar system?

• It causes the planets to emit light.

• It keeps the planets in orbit around the Sun.

• It causes the planets to rotate on their axes.

• It has no effect on the solar system.

Tags

AK.MS-ESS1-2.

Which of the following is a simple procedure to model a solar eclipse?

• Use a flashlight to represent the Sun and a ball to represent the Earth.

• Use a flashlight to represent the Sun, a ball to represent the Earth, and another smaller ball to represent the Moon.

• Use a flashlight to represent the Moon and a ball to represent the Earth.

• Use a flashlight to represent the Earth and a ball to represent the Sun.

Tags

AK.MS-ESS1-1a.

How does gravity affect the motion of galaxies?

• It causes galaxies to shrink.

• It causes galaxies to expand indefinitely.

• It holds galaxies together and influences their rotation.

• It has no effect on galaxies.

Tags

AK.MS-ESS1-2.

(a)   are a cyclic pattern caused by the positions of the Earth, Sun, and Moon.

• Solar flares
• Tides
• Seasons
• Lunar phases

Tags

AK.MS-ESS1-1a.

What is the primary factor that determines the scale properties of objects in the solar system?

• Their color

• Their distance from the Sun

• Their size and mass

• Their speed of rotation

Tags

AK.MS-ESS1-3.

Which of the following observations demonstrate the role of gravity in the motion of planets?

• Planets moving in straight lines

• Planets moving in elliptical orbits around the Sun

• Planets moving randomly

• Planets staying stationary in space

Tags

AK.MS-ESS1-2.

Analyze the following data: The diameter of Earth is approximately 12,742 km, and the diameter of Jupiter is approximately 139,820 km. What can you infer about the scale properties of these planets? (Choose two answers)

• Earth is larger than Jupiter.

• Jupiter is larger than Earth.

• Earth is more massive than Jupiter

• Jupiter is more massive than Earth

• Jupiyer and Earth have the same mass

Tags

NGSS.MS-ESS1-3

Which of the following statements is true about the gravitational forces within galaxies?

• Gravitational forces are negligible within galaxies.

• Gravitational forces cause galaxies to disintegrate.

• Gravitational forces help maintain the structure and motion of galaxies.

• Gravitational forces only affect stars, not galaxies.

Tags

AK.MS-ESS1-2.

What is the effect of the Moon's gravitational pull on Earth?

• It causes solar eclipses.

• It causes the Earth to rotate faster.

• It causes tides in Earth's oceans.

• It has no effect on Earth.

Tags

AK.MS-ESS1-1a.