Describing Matter

Question 1

If you heat a liquid and measure the temperature at which it boils, you are measuring...

Accepted Answer

a physical property

Question 2

Which one of the following describes anything that has mass and takes up space?

Accepted Answer

Matter

Question 3

If you are describing methane as a gas that easily catches fire, you are describing __________.

Accepted Answer

a chemical property

Question 4

Which of the following is an example of a chemical change?

Accepted Answer

burning wood

Question 5

Lemonade is made from several substances not chemically bonded, so lemonade is a(n) ____________?

Accepted Answer

mixture

Question 6

Substances that CANNOT be broken down chemically into other substances are called...

Accepted Answer

elements.

Question 7

All elements are made of a basic particles called...

Accepted Answer

atoms.

Question 8

Which of the following is NOT an example of a physical change?

Accepted Answer

gasoline burning

Question 9

Seawater contains both water and dissolved solids like salt and is a type of...

Accepted Answer

solution.

Question 10

Which of the following examples is NOT a chemical change?

Accepted Answer

ice melting

Question 11

The study of the properties of matter & how matter changes is known as which of the following?

Accepted Answer

Chemistry

Question 12

Which one of these is an example of a mixture?

Accepted Answer

NaCl + H²O (Salt Water)

Question 13

Which one of these is an example of one single compound?

Accepted Answer

CO2 (carbon dioxide)

Question 14

Which one of these is an example of an element?

Accepted Answer

O2 (Oxygen)

Question 15

Which of the following is NOT a pure substance?

Accepted Answer

chocolate chip cookies

Question 16

True or False: If you have a gold coin, made of the element gold, the coin is made of only gold atoms.

Accepted Answer

True, US Mint Gold Coins have a purity of .9999 so are very nearly all gold

Questions 16