Which is an example of an endothermic reaction?

• a candle burning

• iron rusting

• a silver spoon tarnishing

• an ice cube melting

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-6

What is a physical change?

• What is a physical change?

• alters the form of but does change it's original properties.

• alters the form but may or may not change orig. properties

• alters form of but does not change it's original properties.

Tags

NGSS.MS-PS1-4

Which is an example of a chemical change?

• distillation

• filtration

• combustion

• freezing

Tags

NGSS.MS-PS1-2

What is a chemical change?

• alters the form but does not change it's orig. properties.

• alters the form may or may not change it's orig. properties.

• alters the form but does change it's original properties.

• Any change that keeps the original substance the same

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which is NOT an example of a physical change?

• a gas forming

• evaporating H₂O

• tearing a piece of paper up

• cutting your hand

Tags

NGSS.MS-PS1-4

What is the ability to do work or cause change?

• temperature

• energy

• thermal energy

• exothermic

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the measure of the average energy of random motion of particles?

• energy

• temperature

• thermal energy

• endothermic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the total energy of all of the particles in an object?

• energy

• temperature

• thermal energy

• chemical change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

This is a change in energy that is taken in.

• endothermic

• thermal energy

• exothermic

• physical change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-6

Food coloring is dropped into water to give it color.

• physical change

• chemical change

Tags

NGSS.MS-PS1-2