Solar System Practice

Which object in our solar system reflects light and is a satellite that orbits around one planet?

• Earth

• Mercury

• the Sun

• the Moon

There are four planets and a star in the solar system below. The planets move around the center star in different orbits. Which planet has an orbit that is in the same relative position from its star as Earth's orbit is from the Sun?

• planet 1

• planet 2

• planet 3

• planet 4

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

From Earth, the Sun appears brighter than any other star because the Sun is the ___________.

• newest star.

• largest star.

• hottest star.

• closest star.

The table shows the characteristics of four stars. Based on the table, which star appears brightest to an observer on Earth?

• star 1

• star 2

• star 3

• star 4

The three stars shown below are similar in type and temperature. From Earth, star Y appears to be the brightest, while star X and star Z appear to be similar in brightness. Which list orders the stars from closest to farthest from Earth?

• star X, star Y, star Z

• star X, star Z, star Y

• star Y, star X, star Z

• star Y, star Z, star X

Tags

NGSS.MS-ESS1-3

Which statement correctly explains the movement of stars?

• Stars move in a random motion across the sky.

• Stars are moving farther apart across the universe.

• Stars move in a circle around a central point in the universe.

• Stars are moving closer together toward the center of a large blackhole.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The largest body in our solar system is _____________.

• Earth

• the Sun

• Jupiter

• the Moon

Tags

NGSS.MS-ESS1-3

What is at the center of our solar system?

• a medium planet with an atmosphere

• a star composed of carbon and nitrogen

• a black hole that was once a star

• a star composed of hydrogen and helium

Tags

NGSS.MS-ESS1-2

Gravity is responsible for the _________________.

• orbits of the planets around the Sun.

• rotation of a planet on its axis.

• tilt of Earth's axis.

• phases of the Moon.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4