Science Test 1

Question 1

Observation

Answer 1

What you can detect with your senses or with tools (things that you can actually sense)

Question 2

Inference

Answer 2

A conclusion made from evidence or reasoning based on observations (things that are suppose to happen based on observations)

Question 3

Qualitative observations

Answer 3

Observations that are descriptive and use your senses. (sight, sound smell).

Question 4

Quantitative observations

Answer 4

Observations that involve numbers and/or measurements

Question 5

Model

Answer 5

explanation based on what you inferred, tested and prior knowledge

Question 6

Precision

Answer 6

Exactness of a measuring device and the range of values in a set of measurments.

Question 7

Accuracy

Answer 7

Closeness of a measurement or calculation comes to true value.

Question 8

The scientific method - Step 1

Answer 8

Ask a question

Question 9

The scientific method - Step 2

Answer 9

Do background research

Question 10

The scientific method - Step 3

Answer 10

Construct a hypothesis

Question 11

The scientific method - Step 4

Answer 11

Design an experiment to test your hypothesis

Question 12

The scientific method - Step 5

Answer 12

Test your hypothesis by doing an experiment and record data

Question 13

The scientific method - Step 6

Answer 13

Create a chart of graph of your data

Question 14

The scientific method - Step 7

Answer 14

Analyze your data and draw a conclusion

Question 15

The scientific method - Step 8

Answer 15

Report your results (Was your hypothesis correct?)

Question 16

The scientific method

Answer 16

Process that is used to find answers to questions about the world around us

Question 17

Hypothesis

Answer 17

An educated guess based on observations and your knowledge. (if… then…)

Question 18

Data

Answer 18

Info gathered during experiment. (organized into table and graph)

Question 19

Independent variable

Answer 19

Something that is changed by the scientist (only one thing at a time)

Question 20

Dependent variable

Answer 20

Something that might be affected due to the change caused by the independent variable

Question 21

Controlled variable

Answer 21

a variable that is not changed

Question 22

Conclusion

Answer 22

Your results or findings based on data collected during the experiment

Question 23

Smallest increment

Answer 23

the smallest interval for the instrument used for calculating

Question 24

Digital instrucment

Answer 24

Measurement that is displayed on the screen. The last digit is the uncertainty because it can fluctuate. (No extra estimation)

Question 25

Fluctuating

Answer 25

go up or down