(8.7A) A student draws the model shown below.
Which of these best compares the conditions at Location X and Location Y?

• It is day at Location X and night at Location Y
• It is winter at Location Y and summer at Location X
• There are more hours of daylight at Location X than at Location Y
• The moon is brighter when viewed from Location X than when viewed from Location Y

(8.7A) The diagram below shows four positions in Earth's orbit around the sun. 
The Northern Hemisphere experiences the beginning of spring when Earth is in-

• Position 1
• Position 2
• Position 3
• Position 4

Tags

NGSS.MS-ESS1-1

(8.7A) Earth would not have seasons if it-

• no longer tilted on its axis
• stopped rotating on its axis
• took and additional month of orbit the sun
• revolved around the sun in the opposite direction.

Tags

NGSS.MS-ESS1-1

(8.7A) The diagram below shows four positions in Earth's orbit around the sun. 
The Northern Hemisphere experiences the beginning of spring when Earth is in-

• Position 1
• Position 2
• Position 3
• Position 4

(8.8A) A Hertzsprung-Russell diagram is shown below.
Based on this diagram, which type of stars would belong to spectral class M and have the highest luminosity?

• Main-sequence stars
• Giants
• White dwarfs
• Supergiants

(8.8A) Four students are asked to describe a nebula and a star. Their responses are shown in the table. 
Which student described these two celestial bodies correctly?

• 1
• 2
• 3
• 4

What keeps Earth revolving around the sun?

• the force of gravity
• the pull of the moon
• the tilt of Earth's axis
• the rotation of Earth

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What is a clue that Earth is moving?

• You can feel Earth's movement.
• You are moving right along with Earth.
• The seasons change during the year.
• The stars move around Earth.

What planet is not an inner planet?

• Earth
• Mercury
• Mars
• Jupiter

What is a revolution?

• The movement of one object around another.
• The spinning of a planet, moon, or star around its axis.
• A small, frozen object that orbits the sun.
• A large, ball-shaped object that moves around a star.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4