Science FSA Review

The nervous system is the system responsible for relaying messages from your body to your brain and back. It is composed of many nerve cells. The nerve cells are long and thin and have branches. Why are the nerve cells shaped this way?

• So that many cells can fit in small spaces

• So that they may send and receive messages all over the body

• To transport the messages more rapidly

• So new cells can grow from the old cells

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NGSS.MS-LS1-2

In which month will the Northern Hemisphere receive the greatest amount of direct sunlight?

• March

• June

• September

• December

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NGSS.MS-ESS1-1

Chris used a hammer to pound a nail into a wooden board. When the nail was about halfway through the board, he stopped and turned the board upside down. The nail stayed in place in the board. Which of the following acts on the nail to keep it in place in the board?

• Friction

• Gravity

• Magnetism

• Weight

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NGSS.MS-PS2-4

Ben and Jocie added water plants to their goldfish bowl and placed the bowl in direct sunlight. A few hours later, they noticed the underwater plants had tiny air bubbles on the surface of the leaves. What caused the air bubbles to form on the leaves?

• The process of evaporation

• The process of photosynthesis

• Goldfish breathing on the plants

• An increase in water temperature

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NGSS.MS-LS1-6

Which of the following most likely causes stalactites to form?

• Earthquakes

• Wind erosion

• Water dripping

• Animals burrowing

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Florida has a limestone rock foundation. When water moving through the ground mixes with carbon dioxide (CO2), an acid is produced. This acid can dissolve some of the limestone. Which of the following is made as a result of the dissolving limestone?

• Sandy flatlands

• Offshore islands

• Underground caves

• Mangrove swamps

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NGSS.MS-ESS2-2

Morgan uses balloons to investigate static electricity. Which of the following best explains what will happen when she brings two positively charged balloons close to each other?

• The balloons will move apart.

• One balloon will lose its charge.

• The balloons will come together.

• One balloon will gain a negative charge.

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NGSS.MS-PS2-3

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Erosion and weathering can both cause changes to the surface of the Earth. Which of the following happens only because of erosion and NOT because of weathering?

• Rocks form deep underground.

• Rocks become smooth and round.

• Rocks are broken apart into small pieces.

• Rocks are moved from one place to another.

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NGSS.MS-ESS2-2

Astronomers study many different kinds of objects in our Solar System. Which of the following best describes a difference between comets and asteroids?

• Comets orbit planets, and most asteroids orbit the Sun.

• Comets are hot balls of gas, and asteroids are made mostly of ice.

• Comets are made mostly of ice, and asteroids are made mostly of rocks.

• Comets orbit the Sun between Mars and Jupiter, and asteroids form patterns in the sky.

Hunter and Edward are comparing two samples of matter. They make a table of the properties of each sample. Which property provides the best evidence that both samples are solids rather than liquids?

• Color

• Mass

• Shape

• Volume