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Worksheets

Safety/Sci.Method/Variables/Graphs

Total questions: 60

Worksheet time: 22mins

Name
Class
Date
1.

Always follow the instructions given by the teacher

a)

True

b)

False

2.

Skim all of the directions before starting a lab

a)

True

b)

False

3.

Do not tell the teacher if there is an accident. Is this safe or unsafe?

a)

Safe

b)

Unsafe

4.

Always carry sharp objects with the sharp end pointed ______

a)

Toward yourself

b)

Sideways

c)

Down

d)

Up

5.

Always cut ___ from yourself when using a scalpel or other sharp object

a)

Away

b)

Toward

6.

Do not ____ or drink during a lab – never taste substances without the teacher’s permission

a)

read directions

b)

read the whole entire lab

c)

eat food

d)

use beakers and test tubes

7.

Check all of your lab equipment before starting ,______any damaged items

a)

clean up

b)

report

c)

leave

d)

touch

8.

Tie back long hair and secure baggy clothing to ______ the risk of an accident

a)

reduce

b)

increase

c)

stop

9.

Always wear protective goggles while working with heat, _____, or sharp objects

a)

rubber gloves

b)

food

c)

water

d)

chemicals

10.

Always ____when instructed to smell a substance – never directly smell anything

a)

swat

b)

waft

c)

wasp

d)

wash

11.

All _____ and substances should be returned and left in the room at the end of a lab

a)

chemicals

b)

papers

c)

work

d)

food

12.

Never leave a ____ ____ unattended. Example: candle, hot plate, bunsen burner

a)

cold source

b)

lab goggle

c)

heat source

d)

hydro flask

13.

When heating a test tube, always point the end ______ from yourself and others

a)

toward

b)

away

c)

none of these

d)

both of these

14.

Do not place hot glassware into ___ water- it will shatter

a)

cold

b)

hot

c)

lukewarm

d)

medium cold

15.

Your lab area can be a little messy

a)

True

b)

False

16.

Never place unused chemicals back into their original container – this can cause _____________

a)

communication

b)

disease

c)

bacteria

d)

contamination

17.

What is a way of problem solving by making a hypothesis and testing it?

a)

Scientific Matters

b)

Scientific Method

c)

Scientific Measure

d)

Scientific Procedure

18.

This is generally asked in a “Who, What, When, Where, Why, or How” format

a)

The problem

b)

The hypothesis

c)

The procedure

d)

The conclusion

19.

How will the mass of a paper airplane affect how far it can fly? Is an example of a:

a)

Problem

b)

Hypothesis

c)

Procedure

d)

Conclusion

20.

What is an educated guess or statement about what is going to happen?

a)

Question

b)

Hypothesis

c)

Problem

d)

Data

21.

What is written as an “If (I do this)…then (this will happen)” statement?

a)

Conclusion

b)

Problem

c)

Hypothesis

d)

Data Table

22.

IF I add fertilizer to my vegetable garden, THEN my plants will grow faster. This example is:

a)

Hypothesis

b)

Conclusion

c)

Problem

d)

Procedure

23.

These steps must be followed in the correct order – never skip a step

a)

Procedure

b)

Test

c)

Conclusion

d)

Date & Results

24.

A good procedure will require multiple trials of testing to be conducted

a)

False

b)

True

25.

What are the information and observations made in an experiment called?

a)

Procedure

b)

Data & Results

c)

Hypothesis

d)

Conclusion

26.

The conclusion determines if the hypothesis was accurate or not

a)

True

b)

False

c)

Sometimes

27.

What is the final summary of the data and results?

a)

Procedure

b)

Hypothesis

c)

Data Table

d)

Conclusion

28.

What is a factor in an experiment that can exist in different amounts?

a)

Independent Variables

b)

All Variables

c)

Dependent Variables

d)

Conclusion

29.

There are ___ main type of variables.

a)

One

b)

Two

c)

Three

d)

Four

30.

What is the variable that is kept the same throughout the experiment?

a)

CV

b)

IV

c)

DV

31.

What is the variable that is measured in an experiment?

a)

IV

b)

DV

c)

CV

32.

What is the variable that is changed in an experiment and the variable being measured needs it?

a)

IV

b)

CV

c)

DV

33.

What variable is being measured during different trials?

a)

IV

b)

DV

c)

CV

34.

2 types of fertilizer used. Looking at plant growth. Dependent variable?

a)

Fertilizer

b)

Ruler

c)

Plant growth

d)

Dirt

35.

2 types of fertilizer used. Looking at plant growth. Independent variable?

a)

Plant Growth

b)

Fertilizer

c)

Dirt

d)

Person growing the plant

36.

2 types of fertilizer used. Looking at plant growth. Control variable?

a)

Plant Growth

b)

The Plant

c)

The Fertilizer

d)

The types of fertilizer

37.

What is the process of obtaining information by using your senses?

a)

Variables

b)

Inferences

c)

Observations

d)

Data

38.

What is a statement based on the interpretation of a fact observation?

a)

Senses

b)

Inference

c)

Insurance

d)

Statement

39.

Observations and inferences are both used in an experiment and help form conclusions.

a)

True

b)

False

40.

The avocado is green. Observation or Inference?

a)

Observation

b)

Inference

c)

Neither

41.

The avocado will turn brown. Observation or Inference?

a)

Observation

b)

Inference

c)

Neither

42.

The candle smelled very good

a)

Observation

b)

Inference

c)

Neither

43.

The students are interested in learning.

a)

Inference

b)

Observation

44.

The boy is raising his hand

a)

observation

b)

inference

c)

neither

45.

The fossil is very old

a)

Observation

b)

Inference

c)

Neither

46.

The fossil is brown

a)

Observation

b)

Inference

c)

Neither

47.

The girl has a Hydroflask and scrunchies, so I believe she is a VSCO girl

a)

Inference

b)

Observation

c)

Neither

48.

The cat has whiskers

a)

Observation

b)

Inference

c)

Neither

49.

The mouse is about to attack the cat

a)

Observation

b)

Inference (stretch)

c)

Neither

50.

Timing how long you can hold your breath while underwater. Independent variable?

a)

Underwater

b)

Breath length

c)

Person

51.

Timing how long you can hold your breath while underwater. Dependent variable?

a)

Underwater

b)

Breath Length

c)

Person

d)

None of these

52.

Ace has beautiful blue eyes

a)

Observation

b)

Inference

c)

Neither

53.

Ace is a good boy

a)

Observation

b)

Inference

c)

Neither

54.

The vertical axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

55.

A line graph shows how changes in a responding variable correspond to changes in a manipulated variable.

a)

true

b)

false

56.

What does the acronym MIX stand for?

a)

Manipulated, Indifferent, X-axis

b)

Manipulated, Independent, Y-axis

c)

Manipulated, Independent, X-axis

d)

Manual, Independen, X-ray

57.

What does the acronym DRY stand for?

a)

Dependent, Recording, Y-axis

b)

Dependable, Responding, X-Axis

c)

Dependent, Responding, Y-Axis

d)

Defendent, Responding, Y-Axis

58.

In Miss McDonald's class, the title of the graph should be the IV vs. the DV. in the test or experiement.

a)

True

b)

False

59.

The cats profession is a plumber

a)

Observation

b)

Inference

c)

Neither

60.

What is the independent variable on this graph?

a)

Time

b)

Distance

c)

0

d)

25