Which is an example of a chemical reaction?

flour and sugar mixed in a bowl

Solids are described as having a

definite shape and definite volume

definite shape and indefinite volume

indefinite shape and indefinite volume

indefinite shape and definite volume

Liquids are described as having a

indefinite shape and definite volume

definite shape and indefinite volume

indefinite shape and indefinite volume

definite shape and definite volume

Gases are described as having a

indefinite shape and indefinite volume

definite shape and indefinite volume

definite shape and definite volume

indefinite shape and definite volume

Definite volume, indefinite shape

Indefinite shape, indefinite volume

Definite shape, definite volume

Define a physical property.

Observations made or measured using your senses, without changing the identity of the substance

Can only be measured using specific science equipment

Only observed in situations where the identity of the object is changing

Only measurable if the identity of the object changes

Gas stations warn customers not to fill their tanks too much because the tank could overflow as the day gets warmer. Which statement BEST explains why the gasoline would overflow?

Heat cause air to leave the tank

Heat causes air to flow into the tank.

As ice cream melts, its molecules ________

absorb heat energy and move farther apart

release heat energy and move farther apart

absorb heat energy and move closer together

release heat energy and mover closer together

Which statement best describes the motion of the water molecules when heat is added to the beaker?

The molecules move closer together.

The molecules do not change their motion.

When Joe put a cheeseburger sealed in a plastic bag into the microwave, there was not much air in the bag. After the cheeseburger was cooked, the plastic bag was full of air. Where did the air come from?

It was already in the bag and it expanded as it was heated.

It came out of the cheeseburger.

It came from the fan in the microwave.

It came from a chemical reaction whereby energy from the microwave creates O2 molecules.

The bulb of a thermometer is placed in your mouth. Which of the following explains why the level of the liquid rises in the thermometer?

The liquid expands when heated.

Hot air rises inside the thermometer.

Heat can change a solid into a liquid.

Heat energy changes into light energy.

Which of these is a change in chemical composition?

Vinegar bubbles when baking soda is added.

Gravel, sand, and water are mixed.

A copper bar is rolled into a flat sheet.

In making a pizza, which process involves a chemical change?

baking the dough to form the crust

slicing pepperoni for the topping

Matter Review

Authored by Latronda Jones

Chemistry, Physics

8th Grade

NGSS covered

Used 121+ times

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100 questions

Show all answers

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When the temperature of matter increases the particles...

speed up and move closer

speed up and move farther apart

slow down and move closer together

slow down and move farther apart

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When the temperature of matter decreases the particles ...

speed up and move farther apart

speed up and move closer together

slow down and move farther apart

slow down and move closer together

Tags

NGSS.MS-PS1-4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is hammering wood together to build a house a chemical or physical change?

chemical

physical

Tags

NGSS.MS-PS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A change in the size, shape, or state of matter.

chemical change

physical change

chemical reaction

electron change

Tags

NGSS.MS-PS1-4

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Photosynthesis is an example of a

physical change

chemical change

Tags

NGSS.MS-LS1-7

NGSS.MS-LS1-6

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what is burning?

physical change

physical property

chemical change

chemical property

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

which one is a chemical property?

odor

combustibility

solubility

all of the above

Tags

NGSS.HS-PS1-1

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Matter Review

When the temperature of matter increases the particles...

When the temperature of matter decreases the particles ...

Is hammering wood together to build a house a chemical or physical change?

A change in the size, shape, or state of matter.

Photosynthesis is an example of a

what is burning?

which one is a chemical property?

what is solubility?

One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?

Dissolving sugar in water is an example of a

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