USA 5 Review

Isla and her friends were stargazing and noticed a massive collection of gases, dust, and hundreds of billions of stars. What did they most likely observe?

• a planet

• a galaxy

• a solar system

• a constellation

David and Nora are discussing the characteristics of the outer planets of our Solar System. Which of the following best describes these planets?

• large, rocky, dense

• small, rocky, dense

• large, gaseous, all have rings

• small, gaseous, all have rings

Which planet is the largest?

• Jupiter
• Saturn
• Uranus
• Neptune

Tags

NGSS.MS-ESS1-3

Michael and Scarlett are discussing celestial objects. How are comets and asteroids similar?

• both orbit stars

• both can form a glowing head

• both are composed of ice and dust

• both are located in an area between Mars and Jupiter

Ethan and Aria are learning about the planets of our Solar System, which are divided into inner planets and outer planets. Which statement best compares these planets?

• Inner planets are cold and gaseous, while outer planets are hot and rocky.

• Inner planets are larger and rocky, while outer planets are smaller and gaseous.

• Inner planets are gaseous and closer to the Sun, while outer planets are rocky and closer to the Sun.

• Inner planets are rocky and closer to the Sun, while outer planets are gaseous and further from the Sun.

Jackson and Nora are studying a chart in their astronomy class. What object is the chart most likely describing?

• a moon

• a comet

• a planet

• a meteor

Mia believes that orange juice will freeze faster than any other liquid. She fills identical containers with equal amounts of various liquids and places them in the freezer. She checks every five minutes and finds that the orange juice is the last to freeze, while milk freezes first. What should Mia consider doing next?

• Conduct another experiment with lemon juice.

• Alter her results to fit her initial hypothesis.

• Repeat her experiment to verify her findings.

• Decide that experiments should only involve milk.

Avery is looking at the night sky and wonders about the different objects she sees. Which of the following best describes a planet?

• a rock fragment in space

• a large round object in space

• a large object in space that revolves around a star in its own orbit

• a large object in space that is composed of gases and gives off light

Which planet is known as the "Red Planet" due to rocks made of iron on the surface?

• Mercury

• Venus

• Earth

• Mars

Grace and David are stargazing and discussing the Milky Way Galaxy. In addition to the many stars they see, which of these best describes the parts that make up this galaxy?

• gas and dust

• planets and moons

• asteroids and comets

• liquid water and organisms