NOS Quiz 1

Question 1

anything that can have more than one value

Answer 1

variable

Question 2

the factor that you want to test

Answer 2

independent variable

Question 3

the factor in an experiment that you measure in an experiment

Answer 3

dependent variable

Question 4

contains the same factor as the experimental group, but the independent variable is not the same

Answer 4

control group

Question 5

group in an experiment that shows how the independent variable changes the dependent variable

Answer 5

experimental group

Question 6

factors that do not change

Answer 6

constants

Question 7

investigation and exploration of natural events and new information

Answer 7

science

Question 8

using your senses to gather information

Answer 8

observation

Question 9

a logical explanation of an observation based on your previous experience

Answer 9

inference

Question 10

a possible explanation for an observation that you can test with an experiment

Answer 10

hypothesis

Question 11

a statement of what will happen next

Answer 11

prediction

Question 12

an explanation of observations or events based on many observations and investigations

Answer 12

scientific theory

Question 13

a rule that describes a repeatable pattern in nature

Answer 13

scientific law

Question 14

the practical use of scientific knowledge

Answer 14

technology

Question 15

comparing what you already know with information you are given in order to decide if you agree

Answer 15

critical thinking

Question 16

a summary of observations

Answer 16

description

Question 17

an interpretation of observations

Answer 17

explanation

Question 18

internationally accepted system of measurement

Answer 18

International System of Units (SI)

Question 19

a method of writing large or small numbers in short form

Answer 19

scientific notation

Question 20

an expression of the error as a percentage of the accepted value

Answer 20

percent error

Question 21

words that describe observations

Answer 21

qualitative data

Question 22

numbers that describe observations

Answer 22

quantitative data

Question 23

papers or a notebook where you record your experiments

Answer 23

science journal

Question 24

a tool used to measure the mass of an object

Answer 24

balance

Question 25

lab equipment used to hold liquids

Answer 25

glassware

Question 26

a tool for measuring temperature

Answer 26

thermometer

Question 27

a tool used for making calculations

Answer 27

calculator

Question 28

a machine for collecting and analyzing data quickly

Answer 28

computer