Science - Chapter 1 - Test 9/6/13 Flashcards Preview

CMS - 6th Grade - PRIOR NOTECARDS > Science - Chapter 1 - Test 9/6/13 > Flashcards

Flashcards in Science - Chapter 1 - Test 9/6/13 Deck (75)
1

Never ________ across a flame.

reach

2

What is an experiment used for?

to test your hypothesis

3

in an experiment, used for comparison; cannot change

control

3

in an experiment, the factor that is tested, can affect results of an experiment

variable

4

Some models are used to communicate ____________________ and ideas to other people.

observations

4

Models can _______ predictions.

test

5

What 2 things are used to classify objects into categories?

1.) properties

2.) criteria

6

Always ________ safety ________ whenever you are working with chemicals or other substances that might get into your ______.

1.) wear

2.) goggles

3.) eyes

6

Observation or Inference

 

Daniel likes winter because he lives in New York.

Inference

7

List the steps of the scientific method in order.

1.) State the problem.

2.) Form a hypothesis.

3.) Design and carry out experiment.

4.) Record and analyze data.

5.) Draw conclusion.

8

Describe computer models.

can be seen on a computer screen but not touched

8

Name 2 things that you do with the data from your experiment.

1.) Record data

2.) Analyze data

8

Observation or Inference

 

The fire alarm made noise because there was a fire.

Inference

9

a process that uses certain skills to solve problems

critical thinking

9

Observation or Inference

 

A student went to the main office because she was bad.

Inference

10

Observation or Inference?

 

The car stopped running.

observation

11

the process of using the senses to determine properties of an object or event

observation

13

Describe idea models.

concepts that describe how someone thinks about something in the natural world

14

Observation or Inference

 

The baby birds are chirping because they are hungry.

inference

14

The ________ variable is what we measure in an experiment.

dependent

15

Observation or Inference

 

A woman with a Yankees shirt on likes baseball.

Inference

16

A model built using software that you can see on a computer screen is a ____________________ model.

computer

16

What do you do instead of smelling a chemical directly from a container?

wave your hand over the opening of the container and spread the fumes towards your nose

17

Never _________ smell a chemical directly from a container.

smell

19

What does the SI use to measure mass?

kilogram

20

Name 3 basic types of models.

1.) physical models

2.) computer

.) idea models

21

representation of an object or event used as a tool for understanding the natural world

model

22

Models __________________________ as new observations and discoveries are made.

change over time

23

What does the SI use to measure length?

meters

24

The process of drawing a conclusion about a specific event based on observations and data; may include cause and effect relationships

inference

26

What is the International System of Units (SI)?

Standard system of measurements used by scientists; aka = metric system

26

Equipment must be _______ to its proper place.

returned

27

Never ______ a chemical unless you are instructed by your teacher to do so.

taste

28

Observation or Inference

 

There were 15 students on the school bus.

Observation

30

Observation or Inference?

 

The Texas Rangers are first in their division.

observation

31

What question do you ask in the conclusion?

Was this hypothesis correct or incorrect?

32

Immediately notify your ______ if any chemical gets on your skin or clothing to find out what to do to ________ it off.

1.) teacher

2.) wash

33

After your investigation, you can use the results of your experiments to draw __________.

a conclusion

34

a series of planned steps used to solve a problem

scientific method

35

Observation or Inference

 

The fence is 4 meters high.

Observation

36

Describe physical models.

can be seen and touched

37

Name 3 ways to describe a hypothesis.

1,) a prediction that can be tested

2.) "educated guess"

3.) a suggestion based on known information

38

Never use _______ or chipped glasware

broken

39

Observation or Inference

 

The dog has long ears.

Observation

40

Observation or Inference

 

The grass was wet because the sprinkler was on.

Inference

41

Keep your work area _______.

clean

42

Always __________ your work area & equipment after an experiment is completed.

clean up

44

What do models communicate?

Models communicate observations and ideas

45

Never _______ or________ someone else in the lab.

1.) run

2.) push

46

way of studying things and learning about the natural world

science

47

A mobile that shows our solar system is a ____________________ model.

idea

48

In any good experiment, the scientist needs to ________ the hypothesis.

create

50

Name 3 things that a theory does.

1.) usually explains many hypotheses

2.) explanation of things or events based on scientific knowledge

3.) result of many observations and experiments

52

The problem must be in the form of a _________.

question

53

What does the SI use to measure volume?

liter

54

Name 2 types of data.

1.) measurements

2.) observations

55

Immediately notify your teacher if you get _________ or have another ________ when performing an experiment.

1.) cut

2.) injury

57

the one variable that is purposely changed to test a hypothesis

independent variable

58

Name 2 ways to describe a law.

1.) "A rule of nature”

2.) statement that describes a natural event or phenomenon

60

Read and ____________ exactly as they are written.

follow all directions

61

A logical answer based on data & observations

conclusion

61

The process of grouping or ordering objects or events

classification

62

Observation or Inference

 

Mrs. Tarantino has blue eyes.

Observation

64

Name the 5 senses we use to make an observation.

1.) taste

2.) touch

3.) smell

4.) sight

5.) hearing

65

Observation or Inference

 

A bird is sitting on its nest.

observation

66

Observation or Inference

 

There was one book on each desk.

Observation

67

Observation or Inference?

 

The plants leaves are brown due to lack of water.

inference

68

Keep _______ on bottles & containers when not in use.

lids

69

Models can ________________, money, and __________.

1.) save time

2.) lives

70

Never _________ directly into a __________ when mixing or heating chemicals.

1.) look

2.) test tube

71

What is it that you are trying to find an answer to?

problem

72

What do you do before and after each experiment?

wash your hands

73

If in doubt about directions, ______________.

ask your teacher

74

What do you use to analyze the data?

Information you gained from experiment, including observations & measurements

75

the factor that may change in response to the independent variable

dependent variable

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