Science test unit 1

Question 1

Science

Answer 1

A way of leaning about the natural world

Question 2

Qualitative observation

Answer 2

deal with descriptions

Question 3

Quantitative

Answer 3

deal with numbers or amounts

Question 4

Biology

Answer 4

the study of living things

Question 5

Scientific Method steps

Answer 5

1. state the problem 2. Gather information 3. Form a hypothesis 4. Test the hypothesis 5. Analyze data 6. Draw conclusions

Question 6

technology

Answer 6

How people changed the world around us to meet their needs

Question 7

system

Answer 7

Contains parts that work together

Question 8

Biologist

Answer 8

scientists who study living things

Question 9

hypothesis

Answer 9

an educated guess about your question based off your current knowledge

Question 10

scientific law

Answer 10

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

Question 11

state the problem

Answer 11

begin with a problem or questiontion

Question 12

Gather Information

Answer 12

gather information about your question

Question 13

form a hypothesis

Answer 13

must be testable

Question 14

test the hypothesis

Answer 14

Independent variable - the one variable that changes to test a hypothesis dependent variable - factor that changes in response to independent variable

Question 15

analyze data

Answer 15

Data – the facts, figures, and other evidence gathered
through observations

Data table – organized way to collect and record
observations

Graphs can be used to interpret data to reveal patterns
or trends

Question 16

draw conclusions

Answer 16

state weather the data supports or disproves the hypothesis, new questions may be raised, leading to new hypothesis

Question 17

observing

Answer 17

using one or more of your senses to gather information

Question 18

Inferring

Answer 18

takes observing one step further , inferring needs a person’s perspective and feelings

Question 19

predicting

Answer 19

Based on both observations and inferences we can
predict an outcome.

Question 20

classifying

Answer 20

Based on both observations and inferences we can
predict an outcome.

Question 21

making models

Answer 21

Models are a scientist’s best friend.

Models are representations of complex objects and
processes.

Look around the room? Are there models here?

Are models always:

Larger?

Smaller?

The same size?

Question 22

difference between dependent and independent variable

Answer 22

One changes and one stays the same