9th grade science review

Front

What does white light contain?

Back

All the colors of light (rainbow colors).

Front

What type of reaction does the sun use to make energy?

Back

Nuclear reactions.

Front

What is "white light"?

Back

The light that comes from the sun or a light bulb.

Front

What is the main function of a spectrometer?

Back

To separate white light into the component colors.

Front

Where is the electron located in an atom?

Back

Outside the nucleus.

Front

What is the nucleus of an atom?

Back

The central part of an atom that contains protons and neutrons.

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral particles found in the nucleus of an atom.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom.

Front

What is the role of electrons in an atom?

Back

Electrons are negatively charged particles that orbit the nucleus and are involved in chemical bonding.