Unit 3 Review

Salt dissolves in water

• physical Change
• chemical change

a piece of copper is cut in half

• physical change
• chemical change

a sugar cube is ground up

• physical change
• chemical change

water is heated and changed to steam

• physical change
• chemical change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

iron pipe rusts

• physical change
• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

ice cube melts

• physical change
• chemical change

Tags

NGSS.HS-PS3-4

sodium and potassium react violently with water

• physical change
• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

pancakes cook on a griddle

• physical change
• chemical change

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

Tags

NGSS.HS-PS3-2

Energy that is stored in the nucleus of an atom is called _________ energy.

• Chemical
• Nuclear
• Gravitational
• Elastic