Question

examples of physical properties (pages 45-47)

1. a physical property is any characteristic of a material that can be observed or measured without changing the ______ of the substances in the material. circle the correct answer.

proportion
composition
definition

1. is the following sentence true or false? a liquid with a high viscosity flows more slowly than a liquid with a low viscosity at the same temperature.
2. is the following sentence true or false? discovering which of two materials can scratch the other is a way to compare the hardness of the materials.

match each term to its definition.
term

1. conductivity
2. malleability
3. melting point
4. boiling point
5. density

definition
a. the ability of a solid to be hammered without shattering
b. the temperature at which a substance changes from a liquid to a gas
c. the ability to allow heat to flow
d. the ratio of the mass of a substance to its volume
e. the temperature at which a substance changes from a solid to a liquid

Explanation:

Analyze multiple-choice and true/false questions

1. Question 1: A physical property is any characteristic of a material that can be observed or measured without changing the composition of the substances in the material.
2. Question 2: A liquid with a high viscosity flows more slowly than a liquid with a low viscosity at the same temperature. This statement is true.
3. Question 3: Discovering which of two materials can scratch the other is a way to compare the hardness of the materials. This statement is true.

Analyze matching questions

1. conductivity: c. The ability to allow heat to flow
2. malleability: a. The ability of a solid to be hammered without shattering
3. melting point: e. The temperature at which a substance changes from a solid to a liquid
4. boiling point: b. The temperature at which a substance changes from a liquid to a gas
5. density: d. The ratio of the mass of a substance to its volume

Answer:

Question 1

composition

Question 2

true

Question 3

true

Question 4

c

Question 5

a

Question 6

e

Question 7

b

Question 8

d