Nitrogen, Carbon cycles, prop of water

Front

What two elements make up water?

Back

Hydrogen and oxygen.

Front

Why is water considered a universal solvent?

Back

Because it dissolves most substances.

Front

What type of charge does the oxygen atom have in a water molecule?

Back

Negative.

Front

What is the formula for nitrogen in the atmosphere?

Back

N₂.

Front

What process do producers use to take in carbon dioxide from the atmosphere?

Back

Photosynthesis.

Front

What is the chemical formula for water?

Back

H₂O.

Front

What is the primary role of nitrogen in the ecosystem?

Back

Nitrogen is essential for the growth of plants as it is a key component of amino acids and nucleic acids.

Front

What is the process by which nitrogen is converted from the atmosphere into a usable form for plants?

Back

Nitrogen fixation.

Front

What is the significance of the carbon cycle?

Back

The carbon cycle is crucial for regulating Earth's climate and supporting life by recycling carbon among the atmosphere, land, and oceans.

Front

What happens to water when it freezes?

Back

It expands and becomes less dense, allowing ice to float.