Science Final

Scientists use the light-year to describe the relationships between objects in space. What does a light-year measure?

• the distance that light can travel in one year

• the brightness of light that travels through space

• the number of years it takes light to travel to Earth

• the time it takes light to travel 1 million km

Which statement is true of the four planets farthest from the Sun?

• They do not have moons

• They have no atmosphere.

• They are smaller than the inner planets.

• They travel farther around the Sun than the inner planets.

Tags

NGSS.MS-ESS1-3

What does the drawing show about the Sun and planets?

• their relative sizes

• their relative distances from the Sun

• how many moons each planet has

• whether or not they have an atmosphere

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NGSS.MS-ESS1-3

What color of star is the hottest?

• Blue

• Red

• Yellow

• Orange

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NGSS.HS-ESS1-3

What characteristic of stars is measured by luminosity?

• brightness

• size

• temperature

• distance from Earth

Which one of these conclusions can be drawn based on the graph?

• Absolute magnitude is not related to the color of a star.

• Blue stars are farther from Earth than red stars.

• Blue stars are generally more luminous than red stars.

• A blue star will appear brighter from Earth’s surface than a red star.

What is the Sun mostly made of?

• Stars

• Hydrogen and Helium

• Oxygen

• Carbon Dioxide

Tags

NGSS.MS-PS1-1

A solar eclipse only occurs during which moon phase?

• 1st Quarter

• New Moon

• Full Moon

• 3rd Quarter

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NGSS.MS-ESS1-1

Which type of eclipse occurs when the Moon comes directly between Earth and the Sun?

• Lunar eclipse

• Solar eclipse

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NGSS.MS-ESS1-1

Q1. What is the phenomenon where the moon passes between the Earth and the Sun?

• A) solar eclipse

• B) lunar eclipse

Tags

NGSS.MS-ESS1-1