Science Vocabulary

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Questions and Answers

Which natural process is primarily responsible for the formation of sedimentary rock?

  • Weathering
  • Erosion
  • Condensation
  • Deposition (correct)

What is the primary role of decomposers in an ecosystem's food web?

  • To carry out photosynthesis.
  • To recycle nutrients from dead organisms. (correct)
  • To provide energy directly to consumers.
  • To consume primary producers.

In the water cycle, which process directly involves a change in state from liquid to gas?

  • Precipitation
  • Evaporation (correct)
  • Condensation
  • Deposition

Why are conductors essential components in electric circuits?

<p>They allow electricity to flow easily. (D)</p> Signup and view all the answers

How does gravity primarily influence the Earth's atmosphere?

<p>By holding the atmospheric gases near the Earth's surface. (B)</p> Signup and view all the answers

Which of the following best describes the relationship between a predator and its prey?

<p>One species benefits, and the other is harmed. (A)</p> Signup and view all the answers

What is the primary distinction between a renewable and a nonrenewable resource?

<p>Renewable resources can be replenished naturally over time, while nonrenewable resources cannot. (C)</p> Signup and view all the answers

How does the process of photosynthesis contribute to the Earth's atmosphere?

<p>By increasing the amount of oxygen. (A)</p> Signup and view all the answers

In the context of physics, what is the fundamental cause of friction between two surfaces?

<p>The electromagnetic attraction between the atoms of the surfaces. (A)</p> Signup and view all the answers

How does the Earth's rotation primarily affect our experience of day and night?

<p>It causes the cyclical pattern of day and night. (C)</p> Signup and view all the answers

Which of the following best describes a carnivore's role in a food chain?

<p>Secondary or tertiary consumer (C)</p> Signup and view all the answers

What is the key difference between climate and weather?

<p>Climate is long-term, while weather is short-term. (A)</p> Signup and view all the answers

Which concept explains why a prism separates white light into different colors?

<p>Refraction (C)</p> Signup and view all the answers

How does an inherited trait differ from a learned behavior?

<p>Inherited traits are passed down genetically, while learned behaviors are acquired through experience. (C)</p> Signup and view all the answers

How do food chains and food webs differ in their representation of energy flow within an ecosystem?

<p>Food webs show interconnected relationships, while food chains show a single, linear path. (D)</p> Signup and view all the answers

What is the role of an insulator in the context of electricity?

<p>To prevent the flow of electricity (C)</p> Signup and view all the answers

Which of the following is the best example of an adaptation that helps an animal survive in a cold climate?

<p>A thick layer of blubber for insulation (C)</p> Signup and view all the answers

How is soil formed through weathering?

<p>Weathering breaks down rocks and other materials into smaller particles. (B)</p> Signup and view all the answers

What is the definition of matter?

<p>Anything that has mass and takes up space. (D)</p> Signup and view all the answers

The Earth's movement around the Sun is called a?

<p>Revolution (D)</p> Signup and view all the answers

Flashcards

Adaptation

A characteristic that helps an organism survive.

Atmosphere

The layer of gases surrounding Earth.

Carnivore

An animal that eats only other animals.

Circuit

A closed path for electric current flow.

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Climate

Average weather conditions over a long time.

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Condensation

Gas turns into a liquid.

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Conductor

Material that allows heat or electricity to flow easily.

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Consumer

Organism that gets energy by eating others.

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Decomposer

Breaks down dead material and recycles nutrients.

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Deposition

Sediments settle and build up in a new location.

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Ecosystem

Community of living and nonliving things interacting.

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Erosion

Movement of soil and rock by wind, water, or ice.

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Evaporation

Liquid turns into a gas.

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Food Chain

Energy flow from one organism to another.

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Food Web

Interconnected food chains in an ecosystem.

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Friction

Force slowing motion between rubbing surfaces.

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Gravity

Force pulling objects toward Earth.

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Habitat

Natural home of an organism.

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Herbivore

Animal that eats only plants.

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Hypothesis

Testable statement or prediction.

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Study Notes

  • Adaptation: A trait that helps an organism survive.
  • Atmosphere: The layer of gases around Earth.
  • Carnivore: An animal that eats only animals.
  • Circuit: A closed path for electric current.
  • Climate: The average weather in an area over a long time.
  • Condensation: When a gas turns into a liquid.
  • Conductor: A material that easily allows heat or electricity to pass through.
  • Consumer: An organism that gets energy by eating other organisms.
  • Decomposer: An organism that breaks down dead material and recycles nutrients.
  • Deposition: The process where sediments settle and accumulate.
  • Ecosystem: A community of living and nonliving things interacting.
  • Erosion: Soil and rock movement caused by wind, water, or ice.
  • Evaporation: When a liquid turns into a gas.
  • Food Chain: A sequence showing energy flow between organisms.
  • Food Web: Interconnected food chains within an ecosystem.
  • Friction: A force slowing motion between rubbing surfaces.
  • Gravity: The force pulling objects towards Earth's center.
  • Habitat: An organism's natural home.
  • Herbivore: An animal that eats only plants.
  • Hypothesis: A testable statement or prediction in science.
  • Insulator: A material that does not easily allow heat or electricity to pass through.
  • Inherited Trait: A characteristic passed from parents to offspring.
  • Learned Behavior: A behavior acquired through experience.
  • Magnetism: A force that attracts or repels certain materials.
  • Matter: Anything with mass that occupies space.
  • Omnivore: An animal that eats both plants and animals.
  • Photosynthesis: The process where plants create their food using sunlight.
  • Precipitation: Water falling from clouds, like rain, snow, or hail.
  • Predator: An animal that hunts other animals.
  • Prey: An animal that is hunted by a predator.
  • Producer: An organism that makes its own food, often through photosynthesis.
  • Reflection: The bouncing back of light, sound, or heat from a surface.
  • Refraction: The bending of light as it passes through different materials.
  • Renewable Resource: A resource that can be naturally replenished over time.
  • Nonrenewable Resource: A resource that cannot be easily replaced once used.
  • Revolution: One object moving around another, like Earth around the Sun.
  • Rotation: The spinning of an object on its axis, like Earth spinning on its axis.
  • Sediment: Small pieces of rock, soil, and materials deposited by water, wind, or ice.
  • Soil: A mixture of minerals, organic matter, water, and air supporting plant life.
  • States of Matter: The physical forms of matter; solid, liquid, and gas.
  • Sun: The star at the center of our solar system providing energy to Earth.
  • Water Cycle: The continuous movement of water through evaporation, condensation, and precipitation.
  • Weathering: The breaking down of rocks and materials on Earth's surface.

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