Eighth Grade

____________ is anything that has mass and takes up space.

• matter

• compound

• particle

• subatomic

Tags

NGSS.MS-PS1-1

All mater is composed of __________.

• compounds

• atoms

• water

• H2O

Tags

NGSS.MS-PS1-1

All atoms have a ___________ in the center.

• electron

• cloud

• nucleus

• particle

Tags

NGSS.MS-PS1-1

The nucleus of the atom has  the 
___________ and ___________ in it.

• protons and neutrons

• electrons and neutrons

• protons and electrons

Tags

NGSS.MS-PS1-1

What is the primary function of the chloroplasts in plant cells?

• To break down sugar molecules to release energy

• To store water and nutrients

• To capture light energy and convert it into chemical energy

• To control the entry and exit of substances in and out of the cell

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

Which of the following is a chemical change?

• Dissolving salt in water

• Boiling water

• Burning wood

• Melting ice

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the term for the movement of particles from an area of higher concentration to an area of lower concentration?

• Osmosis

• Diffusion

• Active transport

• Endocytosis

Which of the following is NOT a renewable resource?

• Solar energy

• Wind energy

• Coal

• Hydroelectric power

What type of symbiotic relationship benefits one organism without harming the other?

• Mutualism

• Commensalism

• Parasitism

• Predation

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume