Physical and Chemical changes

Front

What is an example of a Chemical change? Options: Ripped paper, boiled egg, cracked egg, sugar in water

Back

boiled egg

Front

Which is a physical change? Options: burning match, vinegar in baking soda, melting butter, cooking an egg

Back

melting butter

Front

Which of the following is a chemical property of water? Options: Reacts with pure sodium., Boils at 100 ^oC., Dissolves sugar easily. , Has a density of 1 gm/mL

Back

Reacts with pure sodium.

Front

Which of the following is a sign that a chemical reaction has occurred? Options:

change in shape

,

melting

,

formation of a gas (bubbles form)

,

dissolving

Back

formation of a gas (bubbles form)

Front

Which of the following is NOT an example of a physical change? Options: crumpled paper, pencil sharpening, shrunken clothing, sour milk

Back

sour milk

Front

When two or more substances are combined so that each substance maintains its own properties, the result is a(n)______.

Back

Physical Change

Front

A white tablet is dropped into water. The water becomes cloudy and bubbles are produced. What type of change has occurred? Options: Physical change, Chemical change, No change

Back

Chemical change

Front

What is a chemical change?

Back

Creates a new substance and cannot be undone.

Front

Is this an example of a physical or chemical change?

Back

Chemical

Front

Is this an example of a physical or chemical change?

Back

Physical