Science Final

Front

Balance the following reaction: H₂SO₄ + NaOH → Na₂SO₄ + H₂O

Back

1,2,1,2

Front

Identify a risk NOT associated with nuclear power.

Back

Virtually no air pollution.

Front

Which element is nonmetallic AND a gas at room temperature?

Back

Nitrogen.

Front

What is the effect called when a train whistle is at a higher pitch as it approaches and lower as it moves away?

Back

The Doppler effect.

Front

What happens in a series circuit if one bulb is removed?

Back

None of the remaining light bulbs will be on.

Front

Define a series circuit.

Back

A circuit in which all components are connected end-to-end, so that current flows through each component.

Front

What is the principle of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

Front

What is a nonmetal?

Back

An element that typically lacks the properties of metals, such as conductivity and malleability.

Front

Explain the term 'nuclear fission'.

Back

The process of splitting a heavy nucleus into smaller nuclei, releasing energy.

Front

What is the periodic table?

Back

A tabular arrangement of elements organized by increasing atomic number.