ESS3.2 Renewable and Alternate Sources of Energy

Front

What is a renewable resource?

Back

A renewable resource is a natural resource that can be replenished naturally over time, such as solar power, wind energy, and hydropower.

Front

Give an example of a renewable energy source.

Back

Solar power is an example of a renewable energy source because it is replenished faster than we use it.

Front

What is an herbivore?

Back

An herbivore is an organism that primarily eats plants. Examples include insects, rabbits, and deer.

Front

What does it mean for a species to be invasive?

Back

An invasive species is a non-native species that spreads widely and outcompetes native species for resources, often harming the ecosystem.

Front

What is hydroelectric power?

Back

Hydroelectric power is energy generated by using the flow of water to turn turbines, which produce electricity. It is a renewable resource.

Front

What is the difference between renewable and nonrenewable resources?

Back

Renewable resources can be replenished naturally over time, while nonrenewable resources, like fossil fuels, exist in finite amounts and cannot be replaced quickly.

Front

What is echolocation?

Back

Echolocation is a biological sonar used by some animals, like bats, to navigate and find food by emitting sounds and listening for the echoes.

Front

Why is solar power considered sustainable?

Back

Solar power is considered sustainable because it harnesses energy from the sun, which is abundant and will not run out in the foreseeable future.

Front

What role do herbivores play in a food web?

Back

Herbivores serve as primary consumers in a food web, feeding on plants and providing energy for higher-level consumers, like carnivores.

Front

What is the significance of biodiversity in ecosystems?

Back

Biodiversity contributes to ecosystem resilience, stability, and productivity, allowing ecosystems to better withstand changes and disturbances.