8th grade science STAAR review

Front

What are subatomic particles?

Back

Subatomic particles are the particles that make up an atom, including protons, neutrons, and electrons.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Front

What does biotic mean?

Back

Biotic refers to living components of an ecosystem.

Front

What happens to the total mass in a chemical reaction?

Back

The total mass remains constant during a chemical reaction.

Tags

NGSS.MS-PS1-5

Front

What is the significance of the Earth's rotation in terms of day and night?

Back

The Earth's rotation causes different parts of the planet to experience day and night, affecting the amount of sunlight received.

Front

Where do plants obtain carbon for photosynthesis?

Back

Plants obtain the majority of the carbon necessary for building structural molecules from the air.

Tags

NGSS.MS-LS1-6

Front

What is the nucleus of an atom?

Back

The nucleus is the central part of an atom, containing protons and neutrons.

Tags

NGSS.MS-PS1-1

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living organisms, while abiotic factors are non-living elements like water, soil, and temperature.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants convert light energy into chemical energy, using carbon dioxide and water.

Tags

NGSS.MS-LS1-6

Front

What is the role of protons in an atom?

Back

Protons determine the atomic number and identity of an element.

Front

What is the role of electrons in an atom?

Back

Electrons are involved in chemical bonding and reactions.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-4