5th grade Science STAAR REVIEW

What is the role of the Sun in our solar system?

• The Sun is the central star of our solar system, providing light and heat that supports life on Earth.

• The Sun is a planet that orbits around the Earth.

• The Sun is a moon that reflects light from the Earth.

• The Sun is a distant star that has no impact on our solar system.

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What is a learned behavior?

• A behavior that is inherited genetically.

• A behavior that is acquired through experience or observation.

• A behavior that is instinctual and does not require learning.

• A behavior that is only seen in animals, not humans.

What is density?

• The amount of space an object occupies.

• The mass of a substance divided by its volume.

• The weight of an object in air.

• The temperature at which a substance melts.

What is the significance of the water cycle?

• It helps in the formation of clouds and precipitation.

• It is essential for distributing water across the Earth, supporting ecosystems and human activities.

• It regulates the temperature of the Earth.

• It is primarily responsible for ocean currents.

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Why do vinegar and oil need to be shaken before use?

• They have different flavors that need to be mixed.

• They have different densities, which causes them to separate when left standing.

• They are both toxic if not mixed properly.

• They need to be aerated for better taste.

What is the best conductor of electricity among common materials?

• Aluminum

• Copper

• Iron

• Gold

How does the appearance of a fish help it survive?

• It helps the fish to swim faster than predators.

• It allows the fish to blend in with its environment, avoiding detection by predators.

• It makes the fish more colorful and attractive to mates.

• It enables the fish to produce more offspring.

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What is camouflage in animals?

• A survival adaptation that allows animals to blend in with their environment to avoid detection by predators or prey.

• A method of communication among animals.

• A technique used by animals to attract mates.

• A way for animals to store food for winter.

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What is the importance of recycling?

• Recycling helps conserve natural resources, reduces waste in landfills, and minimizes environmental impact.

• Recycling is primarily used to create new products without any environmental benefits.

• Recycling increases the amount of waste in landfills and harms the environment.

• Recycling is only important for reducing costs in manufacturing.

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What is an ecosystem?

• An ecosystem is a community of living organisms interacting with their physical environment.

• An ecosystem is a type of plant that grows in water.

• An ecosystem is a collection of non-living things in a specific area.

• An ecosystem is a group of animals that live in the same habitat.