7.6C, 6.6E Physical vs Chemical Changes

Last updated about 6 hours ago

31 questions

1

Library

7.6C, 6.6E Physical vs Chemical Changes

Last updated about 6 hours ago

31 questions

Use the following interactive website to learn more about chemical reactions. 

1

Which of the following is a chemical reaction?

Painting a wall blue

A bicycle rusting

Cutting a piece of paper into two pieces

Scratching a key across a desk 

1

Which of the following is NOT a chemical reaction?

Shattering Glass with a baseball

Corroding Metal

Fireworks Exploding

Lighting a match

1

Which of the following is NOT a chemical reaction?

Frying an egg

Slicing carrots

Fireworks Exploding

Lighting a match

Determine whether the following examples are true (T) or false (F).

1

Use the following interactive website to learn more about chemical reactions. 

1

Which of the following is a chemical reaction?

Painting a wall blue

A bicycle rusting

Cutting a piece of paper into two pieces

Scratching a key across a desk 

1

Which of the following is NOT a chemical reaction?

Shattering Glass with a baseball

Corroding Metal

Fireworks Exploding

Lighting a match

1

Which of the following is NOT a chemical reaction?

Frying an egg

Slicing carrots

Fireworks Exploding

Lighting a match

1

An example of a physical change is _______________________________________.

burning wood

cutting paper

souring milk

rusting nail

1

A physical change does not change the composition of the substance.

True

False

1

Select all examples of chemical changes.

Use the following interactive website to learn more about chemical reactions. 

Which of the following is a chemical reaction?

Painting a wall blue

A bicycle rusting

Cutting a piece of paper into two pieces

Scratching a key across a desk 

Which of the following is NOT a chemical reaction?

Shattering Glass with a baseball

Corroding Metal

Fireworks Exploding

Lighting a match

Which of the following is NOT a chemical reaction?

Frying an egg

Slicing carrots

Fireworks Exploding

Lighting a match

Determine whether the following examples are true (T) or false (F).

1

Changing the size and shapes of pieces of wood would be a chemical change.

1

In a physical change, the makeup of matter is changed.

1

Evaporation occurs when liquid water changes into a gas.

1

Evaporation is a physical change.

1

Burning wood is a physical change.

1

Combining hydrogen and oxygen to make water is a physical change.

1

Breaking up concrete is a physical change.

1

When ice cream melts, a chemical change occurs.

1

Acid rain damaging a marble statue is a physical change.

Determine whether each example is a chemical (C) or physical (P) change. 

1

Two chemical are mixed together and a gas is produced.

1

A bicycle changes color as it rusts.

1

A bicycle changes color from rusting.

1

A bicycle changes color from being painted.

1

An ice cube is placed in the sun. Later there is a puddle of water. Later still the puddle is gone.

1

Two substances are mixed and light is produced.

1

A piece of ice melts and reacts with sodium.

1

Mixing salt and pepper.

1

A marshmallow is cut in half.

1

Vinegar curdling milk and creating chunks of whey.

1

A penny becoming oxidized, tarnished, and dull.

1

Creating a precipitate (solid) from two liquids.

1

Fireworks going off.

Use the following interactive website to learn more about chemical reactions. 

Which of the following is a chemical reaction?

Painting a wall blue

A bicycle rusting

Cutting a piece of paper into two pieces

Scratching a key across a desk 

Which of the following is NOT a chemical reaction?

Shattering Glass with a baseball

Corroding Metal

Fireworks Exploding

Lighting a match

Which of the following is NOT a chemical reaction?

Frying an egg

Slicing carrots

Fireworks Exploding

Lighting a match

An example of a physical change is _______________________________________.

burning wood

cutting paper

souring milk

rusting nail

A physical change does not change the composition of the substance.

True

False

Select all examples of chemical changes.

Changing the size and shapes of pieces of wood would be a chemical change.

In a physical change, the makeup of matter is changed.

Evaporation occurs when liquid water changes into a gas.

Evaporation is a physical change.

Burning wood is a physical change.

Combining hydrogen and oxygen to make water is a physical change.

Breaking up concrete is a physical change.

When ice cream melts, a chemical change occurs.

Acid rain damaging a marble statue is a physical change.

Determine whether each example is a chemical (C) or physical (P) change. 

Two chemical are mixed together and a gas is produced.

A bicycle changes color as it rusts.

A bicycle changes color from rusting.

A bicycle changes color from being painted.

An ice cube is placed in the sun. Later there is a puddle of water. Later still the puddle is gone.

Two substances are mixed and light is produced.

A piece of ice melts and reacts with sodium.

Mixing salt and pepper.

A marshmallow is cut in half.

Vinegar curdling milk and creating chunks of whey.

A penny becoming oxidized, tarnished, and dull.

Creating a precipitate (solid) from two liquids.

Fireworks going off.

Boiling water

Cooked pancakes

Soured Milk

Pencil shavings

Ice melting

Ash left after a fire