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Quiz #1 EDSI 2374

Total questions: 61

Worksheet time: 46mins

Name
Class
Date
1.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
2.

The information you collect while doing your experiment is called

a)

conclusions

b)

data

c)

hypotheses

d)

procedures

3.
This step of the scientific method is an educated guess or a prediction. 
a)
Hypothesis
b)
Research
c)
Observation
d)
Conclusion
4.
The independent variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
5.

How many independent variables should you have in an experiment?

a)

two

b)

as many as possible

c)

four

d)

one

6.

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect

a)

independent variable

b)

dependent variable

c)

control variable

7.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
8.
Which side of a penny will hold more drops of water? Choose the best hypothesis.
a)
If I use the heads side of a penny, then it will hold more drops of water than tails.
b)
Heads
c)
Tails
d)
Tails will hold more drops of water.
9.

The amount of water, amount of sunlight, and kind and initial size of the plants is what kind of variables?

a)

controlled variables

b)

dependent variables

c)

independent variables

10.

What part of the scientific method: I will play a noise behind the elephant at varying frequencies and then watch for it to react as the sound is played

a)

Data

b)

Experiment

c)

Publishing

d)

Hypothesis

11.

The following footwear is required in the lab ________.

a)

Sandals.

b)

Open-toe shoes.

c)

Closed-toe shoes.

d)

Shoes appropriate for the weather.

12.

True or False:

Return all unused chemicals to their original containers.

a)

True

b)

False

13.

True or False:

Chipped or cracked glassware is ok to use.

a)

True

b)

False

14.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
15.
Part of lab safety includes reading the lab procedure...
a)
before doing the lab
b)
while doing the lab
c)
after doing the lab
d)
only if you think you really need it
16.
You should never ______ chemicals in the lab. 
a)
taste
b)
touch
c)
smell
d)
all of the above
17.
Keeping your work area neat and clean is important because:
a)
My teacher is a neat-freak
b)
I won't lose my supplies in the clutter.
c)
It keeps the room from looking messy.
d)
It helps prevent accidents.
18.
It’s okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
a)
True
b)
False
19.

What is this piece of lab equipment called?

a)

Beaker

b)

Graduated cylinder

c)

Test tube

d)

Funnel

20.

What is the name of this piece of equipment?

a)

Thermometer

b)

Bunsen burner

c)

Beaker

d)

Googles

21.
What is used to protect your eyes from chemicals, broken glass, and fire?
a)
Fire blanket
b)
Eye wash
c)
Goggles
d)
Flask
22.
Identify the equipment shown here:
a)
graduated cylinder
b)
Erlenmeyer flask
c)
beaker
d)
volumetric flask
23.
Name this item
a)
Florence flask
b)
Stirring rod 
c)
Test tube
d)
Test tube holder
24.
a)

stopper

b)

forceps

c)

tripod stand

d)

test tube holder

25.
a)

hat rack

b)

scale

c)

thingamabob

d)

test tube rack

26.

This is used to safely heat glassware

a)

wire gauze

b)

plate

c)

steel wool

d)

chainmail

27.

What is the name of this piece equipment?

a)

Thermometer

b)

Triple beam balance

c)

Meter stick

d)

Test tube

28.

​What do you need to protect your hands?

a)

goggles

b)

apron

c)

gloves

d)

spill

29.

​What do you need to protect your eyes?

a)

goggles

b)

apron

c)

gloves

d)

spill

30.

Which of the following should NOT be worn during a laboratory activity?

a)

loose clothing

b)

dangling jewelry

c)

sandals

d)

all of the above

31.

If a fire erupts, immediately

a)

notify the teacher.

b)

run for the fire extinguisher.

c)

throw water on the fire.

d)

open the windows.

32.
Identify the equipment shown here:
a)
striker
b)
test tube holder
c)
flame snuffer
d)
utility clamp
33.
What is this called?
a)
Test Tube
b)
Beaker
c)
Eye Dropper
d)
Flask
34.

Which equipment heats liquids and some stir liquids?

a)

beaker

b)

graduated cylinder

c)

flask

d)

hot plate

35.

This is used to clean chemicals or debris (stuff) out of your eyes

a)

test tube holder

b)

eye wash

c)

eye dropper

d)

lab apron

36.

This is used to pick up small objects in the science lab

a)

test tube brush

b)

ruler

c)

forceps

d)

test tube

37.

What equipment allows you to see small objects?

a)

beaker

b)

compound light microscope

c)

flask

d)

test tube

38.

Which equipment holds specimens so that you can look at them closely under the microscope?

a)

hot plate

b)

slide

c)

test tube

d)

dropper

39.

What does it mean when you see this lab safety symbol?

a)

wear goggles

b)

working with fire

c)

working with electricity

d)

working with sharp objects

40.

What does it mean when you see this lab safety symbol?

a)

working with sharp objects

b)

working with electricity

c)

working with glassware/chemicals

d)

wear goggles

e)

working with chemicals

41.

What are beakers NOT used for

a)

accurate measurements

b)

mixing

c)

storing

d)

heating

42.

When reading the volume in a graduated cylinder, look at the ___ of the meniscus.

a)

top

b)

bottom

c)

It doesn't matter.

d)

What is a meniscus?

43.

What is the volume?

a)

23 mL

b)

28 mL

c)

36 mL

d)

38 mL

44.

What is the volume?

a)

42 mL

b)

43 mL

c)

44 mL

d)

45 mL

45.

A microscope helps scientists see very _____ things in detail.

a)

small

b)

big

c)

heavy

d)

light

46.

You should always read through all the directions before doing anything in the lab.

a)

True

b)

False

47.

What lab equipment is used to measure length

a)

meter stick

b)

test tube

c)

pipette

48.

I would use a scale if I was measuring

a)

liquids

b)

solids

c)

gases

49.

This is a _____________

a)

Pipet

b)

Petri dish

c)

Microscope

d)

Spring scale

50.

Personal eyeglasses provide as much protection as ________.

a)

A face shield.

b)

Safety goggles/glasses.

c)

Splash proof chemical goggles.

d)

None of these.

51.
a)
smock
b)
apron
c)
cover up
d)
goggles
52.

This tool is used to measure the time it takes for something to occur (can be in seconds, minutes, or hours)

a)

googles

b)

funnel

c)

test tube rack

d)

stopwatch

53.
Name this item 
a)
scalpel
b)
striker
c)
spatula
d)
funnel
54.

To use your senses to gather information

a)

state of matter

b)

observe

c)

properties

d)

volume

55.

how scientists go about asking and answering questions

a)

hypothesis

b)

scientific inquiry

c)

experiment

d)

investigation

56.

a conclusion based on knowledge and evidence; a guess based on observations

a)

inference

b)

experiment

c)

conclusion

d)

data

57.

a representation of an object or process

a)

control group

b)

data

c)

scale

d)

model

58.

the relationship between the real size of something and its size in a model or diagram

a)

scale

b)

inference

c)

control group

d)

model

59.

What is the first step in Scientific Inquiry?

a)

Draw Conclusions

b)

Observe & Ask Questions

c)

Test Hypothesis

d)

Communicate Results

60.

What is an opinion?

a)

to doubt the truthfulness or accuracy of something.

b)

a personal view, feeling, or claim about a topic.

c)

a measurement, observation, or statement that can be strictly defined.

61.

Which of the following is a FACT?

a)

There are 24 hours in a day.

b)

Pink is the prettiest color.

c)

Football is the best sport.

d)

Chocolate is the most delicious flavor ice cream.

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