science midterm review

Question 0

Observing

Answer 0

Using one or more of your senses to gather information

Question 1

What are the processes of science?

Answer 1

The processes of science involve observing, inferring, predicting, classifying, evaluating, making models, and conducting scientific experiments.

Question 2

Inferring

Answer 2

When you explain or interpret the things you observe

Question 3

Predicting

Answer 3

Making a statement or claim about what will happen

Question 4

Classifying

Answer 4

The grouping together of items that are alike in some ways

Question 5

Making models

Answer 5

Involves creating representations of complex objects or processes

Question 6

Evaluating

Answer 6

Involves comparing, observations, and data to reach a conclusion about them

Question 7

Conducting Scientific investigation

Answer 7

The way in which scientist study the natural world. First, you ask a question. Then, you figure out a way to find the answer . Finally, you perform the actions necessary to find the answer.

Question 8

Why is a standard measurement system important?

Answer 8

It allows scientist to compare data and communicate with each other.

Question 9

What are some si units of measure?

Answer 9

Length , mass, weight, volume , density, temperature, time

Question 10

Length

Answer 10

Distance from one point to another

Question 11

What are the conversions of length ?

Answer 11

1km= 1,000m

1m=100cm

Question 12

What is one tool used to measure length ?

Answer 12

Metric ruler

Question 13

What is the basic si unit of length ?

Answer 13

Meter

Question 14

Mass

Answer 14

A measurement of the amount of matter in an object

Question 15

What is the basic si unit of mass?

Answer 15

Kilogram

Question 16

What si used to measure mass?

Answer 16

A balance

Question 17

What would you use to measure smaller masses?

Answer 17

Gram and milligrams

Question 18

What are the conversions for mass?

Answer 18

1kg=1,000g

1g=1,000mg

Question 19

Weight

Answer 19

A measure of the force of gravity acting on an object

Question 20

What is used to measure weight?

Answer 20

A scale

Question 21

What is the si unit of weight?

Answer 21

Newton

Question 22

Volume

Answer 22

The amount of space an object or substance takes up

Question 23

What si unit is used for measuring volume of solid?

Answer 23

Cubic meter (cm3)

Question 24

What is the si unit for measuring volume of liquid and gases?

Answer 24

Liter (L)

Question 25

What are the conversions of volume?

Answer 25

1m3=1,000,000cm3 1cm3=1mL 1L=1,000mL 1L=1,000cm3

Question 26

What is the volume of a liquid measured with?

Answer 26

Graduated cylinder

Question 27

Density

Answer 27

A measure of how much mass is contained in a given volume.

Question 28

What is the si unit of density ?

Answer 28

Kilogram per cubic meter

Question 29

What kind of data do line graphs display?

Answer 29

Show how one variable changes in respond to another variable

Question 30

What are line graphs powerful tools?

Answer 30

Line graphs are powerful tools because they allow you to identify trends and make predictions about those trends

Question 31

Graphs

Answer 31

Organized data into a picture that can be analyzed

Question 32

Manipulated variable

Answer 32

Scientist make a changes to this variable only

Question 33

Responding variable

Answer 33

Data scientist collect show how a secound variable responded to this changes

Question 34

Continuous variable

Answer 34

Has point between the tested points temperature and time is an example

Question 35

Line graph

Answer 35

Useful for recording the results of many experiments

Question 36

How do you use a line graph in an experiment?

Answer 36

Scientist Change one variable called the manipulated variable. The data they collect show how a second variable responded to this changes the responding variable

Question 37

What is a linear graph?

Answer 37

A line graph in which the data points from a straight line

Question 38

What is a nonlinear graph?

Answer 38

A line graph in which the data points do not fall along a straight line

Question 39

What do both no linear and linear graphs show?

Answer 39

Trends

Question 40

What is scientific inquiry?

Answer 40

Scientific inquiry refers to the diverse ways in which scientist study the natural world and based propose explanations on evidence they gather