Chapter 1 Vocabulary Cards

Question 1

It tests the effect of one thing on another using controlled conditions.

Answer 1

Experiment

Question 2

Is a possible explanation for a problem using what you know and what you observe.

Answer 2

Hypothesis

Question 3

A factor that does not change when other variables change is called?

Answer 3

Constant

Question 4

Is the standard by which the test results can be compared.

Answer 4

Control

Question 5

Its value changes according to the changes in the other variables.

Answer 5

Dependent variable

Question 6

A variable you changed to see how it will affect the dependent variable.

Answer 6

Independent variable

Question 7

Is a quantity that can have more than a single value.

Answer 7

Variable

Question 8

Occurs when what the scientist expects changes how the results are viewed.

Answer 8

Bais

Question 9

Represents and idea,event, or object to help peopl.e better understand it.l

Answer 9

Mode

Question 10

An organized set of investigation procedures.

Answer 10

Scientific method

Question 11

Is a statement about what happens in nature and that seems to be true all the time.

Answer 11

Scientific law

Question 12

An explanation of things or events based on knowledge gained from many observations and investigations.

Answer 12

Theory

Question 13

Is an application of science to help people.

Answer 13

Technology

Question 14

Is An exact quantity that people agree to use to compare measurements.

Answer 14

Standard

Question 15

Is is a system which its standards are universally accepted and understood by scientists throughout the world. Also sort for International System of Units.

Answer 15

SI

Question 16

The amount of space occupied by an object is called.

Answer 16

Volume

Question 17

A measurement of the quantity of matter in an object.

Answer 17

Mass

Question 18

The mass per unit volume of a material.

Answer 18

Density

Question 19

Is a visual display of information or data.

Answer 19

Graph