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Physical and Chemical Changes

Authored by Nicole Petro

Science

4th Grade

NGSS covered

Used 277+ times

Physical and Chemical Changes
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15 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A physical change is a change that does not cause a new substance to form. Which is an example of a physical change?

A glass breaking

A dead plant rotting

A candlewick burning

An iron crowbar rusting

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A change in color or smell is a sign of what?

size change

state change

texture change

chemical change

Tags

NGSS.MS-PS1-2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Chemical changes occur when the molecules of one substance are rearranged to form a different substance. Which of the following is a chemical change?

bending

burning

freezing

shredding

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Daniel has a list of chores to do around the house. Which of his chores is an example of a chemical change?

Cooking eggs for breakfast

Oiling a squeaky door hinge

Sewing a hem on a pair of pants

Digging weeds in the flowerbeds

Tags

NGSS.MS-PS1-2

NGSS.MS-LS1-7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Chefs use physical and chemical changes in their kitchens. Which statement tells how a cook uses physical changes when making food?

Frying an egg

Rolling out a pie crust

Baking biscuit dough in an oven

Waiting for a banana to ripen

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A chemical change forms a new kind of matter. Which is a chemical change?

Rusting steel

Cutting Bread

Pouring Water

Breaking Glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

When steel wool is soaked in water and then exposed to air, it slowly rusts. What do you observe when steel wool has rusted?

The steel wool turns red and brittle

The steel wool turns white and soft

The steel wool turns black and green

The steel wool turns strong and shiny

Tags

NGSS.MS-PS1-2

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