What Is Physical Science 1

Question 0

Observing

Answer 0

Using one or more senses to gather information

Question 1

Science

Answer 1

A way of learning about the natural world by gathering information

Question 2

Qualitative observations

Answer 2

Descriptions that don’t involve numbers or measurements. Describing the quality

Question 3

Quantitative observation

Answer 3

Descriptions that involve numbers and measurements

Question 4

Inferring

Answer 4

An interpretation based on observations and prior knowledge

Question 5

Predicting

Answer 5

Making a forecast of what will happen in the future based on past experiences or evidence

Question 6

Chemistry

Answer 6

The study of the properties of matter and how matter changes

Question 7

Physics

Answer 7

Study of matter and energy and how they interact

Question 8

Scientific inquiry

Answer 8

Different ways scientist study the natural world

Question 9

Hypothesis

Answer 9

A possible answer to a scientific question or explanation for a set of observations

Question 10

Variable

Answer 10

Factors that can change In an experiment

Question 11

Manipulated variable

Answer 11

Variables that are purposely changed

Question 12

Responding variable

Answer 12

Variable that is expected to change because of the manipulated variable

Question 13

Controlled experiment

Answer 13

Investigation where all but one variable remain the same

Question 14

Data

Answer 14

Facts, figures, and other evidence gathered through observations

Question 15

Communicating

Answer 15

Sharif ideas and conclusions with others through writing and speaking

Question 16

Scientific law

Answer 16

A statement that describes what scientists expect to happen every time under a particular set of conditions

Question 17

Scientific theory

Answer 17

Well-tested explanation for a wide range of observations or experimental results

Question 18

Technology

Answer 18

A way of changing the natural world to meet human needs or solve problems

Question 19

Engineer

Answer 19

Someone who is trained to use both technology and scientific knowledge to solve practical problems

Question 20

Brainstorming

Answer 20

The process in which group members freely suggest any creative solutions that come to mind

Question 21

Constraint

Answer 21

Any factor that limits or restricts a design

Question 22

Trade-off

Answer 22

An exchange in which one benefit is given up in order to obtain another

Question 23

Prototype

Answer 23

Working model used to test a design

Question 24

Troubleshooting

Answer 24

The process of analyzing a design problem and finding a way to fix it

Question 25

System

Answer 25

A group of related parts that work together