Topic 2: Changes in Matter Review Part 1

What would happen to your dog's full bowl of water if it was left outside while you were gone on vacation for a week in July with your dog?

• The water would be at the same level when you returned.

• The water would have experienced a physical change as its temperature changed.

• The water would have changed physically into a solid.

• The bowl would be empty or near empty as the water evaporated.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

NGSS.MS-PS3-4

At what temperature does water boil?

• 75⁰ C
• 0⁰ C
• 100⁰ C
• 32⁰ F

Tags

NGSS.MS-PS1-4

What law states that in any physical change or chemical change, the total mass of matter does not change?

• law of thermodynamics

• law of conservation of energy

• law of a stop sign

• law of conservation of matter

Tags

NGSS.MS-PS1-5

Which kind of change alters the form of an object without changing what type of matter it is?

• chemical change
• physical change
• gradual change
• sudden change

Katie's class is observing how different substances are affected by physical and chemical changes. What evidence might NOT indicate a chemical change?

• release of heat

• new smell

• change in temperature

• color change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Julie's lab group wants to know if a physical change occurs during an experiment. Which of the following does NOT indicate a physical change?

• a shape change

• a change in the type of matter

• a temperature change

• a change in the state of matter

At what temperature does water freeze?

• 100⁰C

• 0⁰C

• 32⁰C

• 0⁰F

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Liquid has a definite volume but not a definite ________.

• shape

• mixture

• flow

• magnetism

Tags

NGSS.MS-PS1-4

Which of the following does NOT indicate a chemical change?

• color change

• A new smell is produced.

• A new substance is created.

• shape change

Tags

NGSS.MS-PS1-2

Which of the following is not a chemical change?

• food coloring dissolving in water

• leaves turning color

• fruit ripening

• silver tarnishing

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5