6th grade - Matter and Chemistry

The proton has a NEGATIVE charge

• true

• false

A neutral atom has an EQUAL number of protons and electrons

• true

• false

Two electrons ATTRACT each other

• true

• false

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

An ELEMENT is a substance that is composed of only one type of atom

• true

• false

A MIXTURE is a substance composed of one or more types of atoms bonded together

• true

• false

If two objects have the same volume but different densities, the object made of the denser substance weighs LESS

• true

• false

The simplest kind of atom with one proton and one electron

• Helium

• Oxygen

• Hydrogen

Lacking an electrical charge

• neutral

• positive

• negative

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Anything that takes up space and has mass

the measure of the pull of gravity on an object

Tags

NGSS.HS-PS2-4