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Scientific Method, Lab Safety and Tools test review Flashcards | StudBud
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Scientific Method, Lab Safety and Tools test review
What should you do if a glass breaks in the lab?
Dependent Variables
Scientific Method, Lab Safety and Tools test review
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1
Dependent Variables
change
depend on the changing variable
2
What should you do if a glass breaks in the lab?
touch it to see if its sharp
run out of the classroom
leave it alone and dont tell anyone
immediately tell your teacher
3
Balance scales are used to measure or compare mass or to determine
what color an object is
how heavy an object is
how round an object is
how tall an object is
4
What things do you need to wear before beginning any lab exercise?
goggles
lab coat
all of these
gloves
5
What is the first step of the scientific method?
make observations
ask a question
conduct and experiment
make a hypothesis
6
Which one does not have to do with lab safety?
wear gloves, and goggles
listen to the teacher
hair pulled back
make a conclusion
7
The fourth step of the scientific method is
make a hypothesis
ask a question
conduct an experiment
analyze data
8
A beaker is a glass container with a small spout for pouring powders.
True
False
9
A testable question has ____ variables that change.
1
4
3
2
10
A spring scale is used to measure force.
False
True
11
Science is the best class!
False
True
12
To ensure that their results are accurate, Scientists conduct an experiment multiple times.
False
True
13
what does analyzed mean?
old
reviewed
fixed
new
14
Why do Scientists design and carry out tests?
to have fun
to determine if it will rain today
to determine if hypothesis was correct
because they are bored
15
The second step of the scientific method is
ask a question
make observations
make a hypothesis
conduct an experiment
16
Where is science?
outside only
at the hospital only
everywhere
in the classroom only
17
Tools such as a graduated cylinder or beaker can be used to measure liquid.
True
False
18
It is important to understand that Science is an ongoing process that never finishes.
True
False
19
During a lab, long hair must be secured to the back of your head.
True
False
20
Science tools don't help us at all.
false
true
21
the scientific method is a series of steps that scientists follow.
True
False
22
What should you never do in a lab?
wear gloves
mess around with your friends
read all the directions
listen to the teacher
23
There are _____ steps to the Scientific Method.
6
4
7
5
24
Independent variables
change
don't change
25
Thermometers are used to measure time.
False
True
26
A stop watch is a tool that is used for measuring time.
False
True
27
Science helps you distinguish between
love and hate
fact and fiction
28
A hand lens is a tool that is used to measure liquid.
False
True
29
A ruler is a tool that is used to measure length or distance.
False
True
30
What words do we use when writing a hypothesis?
if, then, because
so, then, because
if, so because
if. then, where
31
Rulers are used to measure length and distance.
False
True
32
Always point a test tube or bottle that is being heated towards you and others?
False
True
33
A graduated cylinder is used to measure the amount of liquid or volume in a container.
True
False
34
What should you maintain in your lab work area?
a clean and tidy work space
chemicals spread all around you
a messy work space
lots of food
35
Another way to say hypothesis is
the outcome
the problem
a conclusion
an educated guess
36
What tool do we use to make objects look bigger?
triple beam balance
ruler
thermometer
hand lens
37
The third step of the scientific method is
as a question
collect data
form a conclusion
make a hypothesis
38
The last step of the scientific method is
collect data
make observations
ask a question
form a conclsuion
39
We use our 5 senses to make observations.
True
False
40
Never heat a chemical unless instructed to do so.
True
False
41
What tool lets you see the tiniest details.
microscope
hand lens
42
What do we wear to protect our eyes?
safety goggles
gloves
hand lens
microscope
43
Data can be in the form of charts, notes, tables, pictures, or graphs.
False
True
44
A balance scale is a tool that is used to measure or compare mass.
False
True
45
The fifth step of the scientific method is
conduct an experiment
data
make observations
form a conclusion
