Quick Quiz

What is the phase change from solid to liquid?

• condensation

• freezing

• melting

• evaporation

Tags

NGSS.MS-PS1-4

The Conservation of Matter (Conservation of Mass -a fundamental principle of classical physics) states that

• Matter cannot be created or destroyed

• Matter is imperfect

• Matter can have no value

• Matter is absolute

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Metals are

• poor conductors of heat and electricity

• great conductors of heat and electricity

Elements found along the steplike like are referred to as

• nonmetals

• metals

• metalloids

All changes in states of matter (boiling, melting, evaporation) are

• chemical changes

• physical changes

Tags

NGSS.MS-PS1-4

All changes in states of matter (boiling, melting, evaporation) are

• chemical changes

• physical changes

Tags

NGSS.MS-PS1-4

How many protons does neon have?

• 10

• 20

• 30

• 15

What has a negative charge?

• proton

• neutron

• electron

• nucleus

Tags

NGSS.MS-PS2-3

Kinley created a model of the molecules of a solid, liquid, and gas to compare the motion of the particles.

Which state of matter does each image represent?

• A - solid, B - liquid, C - gas

• A - gas, B - liquid, C - solid

• A - liquid, B - gas, C - solid

• A - liquid, B - solid, C - gas

Tags

NGSS.MS-PS1-4

Which statement does not describe a chemical change?

• burning a log in a campfire

• baking cookies

• breaking glass

• digesting food

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2