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Our solar system is in the Milky Way. Which statement is NOT true of all galaxies?

• They contain billions of stars.

• They can be seen from Earth.

• They are constantly moving around space.

• They contain gas and dust where new stars form.

There are many objects in a galaxy. Which of the following Milky Way objects can best be observed without a telescope?

• dust

• gases

• stars

• asteroids

We can use large telescopes like this one to help us see otehr galaxies. If you looked through this telescope an saw another galaxy, what might it look like?

• single gigantic star

• disc with two spriral arms

• fast moving brigh tobject with a long tail

• collection of a few stars in a constellation

Caterina went out at night with binoculars and saw thousands of stars. Where are almost all these stars located?

• in the Milky Way

• in a different galaxy

• in the solar system

• beyond the Milky Way

Tags

NGSS.MS-ESS1-2

What would an astronomer expect to find in a galaxy?

• stars, but not planets

• planets, but not stars

• stars, planets, and other objects

• planest, gases, and a single star

Tags

NGSS.MS-ESS1-2

Look at the shapes. Which shape describes the orbit of a planet in our solar system?

• circle

• ellipse

• parabola

• spiral

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Rebecca made a diagram of our solar system. Which characteristic is NOT true of all planets in our solar system?

• They orbit the Sun.

• They rotate on an axis.

• They have an atmosphere.

• They have moons.

During a trip to a planetarium, Greg learned that the outer planets are Jupiter, Saturn, Uranus, and Neptune. Which statement describes the four outer planets?

• They do not have rings.

• They do not have moons

• They are mostly made of gas.

• They have rocky surfaces and volcanoes.

Planets are ordered at different distances from the Sun. Which two planets are closer to the Sun than Earth is?

• Mars and Jupiter

• Mars and Mercury

• Venus and Jupiter

• Mercury and Venus

Tags

NGSS.MS-ESS1-3

Duc drew this diagram. What does it show?

• planets and moons

• the Milky Way galaxy

• the Sun and the planets

• comets and asteroids