Exit 12/3

Front

What is a chemical reaction?

Back

A process where substances (reactants) change into new substances (products) with different properties.

Front

What are abiotic factors?

Back

Nonliving components of an ecosystem, such as water, sunlight, and minerals.

Front

What are biotic factors?

Back

Living components of an ecosystem, including plants, animals, and microorganisms.

Front

What happens when a new substance forms?

Back

It has different properties from the original substance.

Front

Can cooking muffin batter be considered a chemical reaction?

Back

Yes, it is an example of a reaction forming a new substance.

Front

What is an aquatic ecosystem?

Back

A water-based environment that includes oceans, lakes, rivers, and ponds.

Front

What is an estuary?

Back

A coastal area where freshwater from rivers meets and mixes with saltwater from the ocean.

Front

Give an example of animals that live in an aquatic ecosystem.

Back

Ducks, turtles, and amphibians.

Front

What is the difference between an ocean and a lake?

Back

An ocean is a large body of saltwater, while a lake is a smaller body of freshwater.

Front

What is the role of sunlight in aquatic ecosystems?

Back

Sunlight provides energy for photosynthesis, supporting plant life and the food chain.