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Duplicate of Science Safety, Types of Investigations & Bar Graphs Flashcards | StudBud
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Duplicate of Science Safety, Types of Investigations & Bar Graphs
Duplicate of Science Safety, Types of Investigations & Bar Graphs
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Review for Test Friday!!! pLAY AS many times as you want!!!
Flashcards
34 cards
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Questions
34
Answers
1
You are allowed to enter the chemical prep and storage areas any time you need to get an item
False
True
2
After completing an experiment, all chemical wastes should be
dumped in the sink
left at your lab station for the next class
taken home
disposed of according to your teacher's directions
3
If fire erupts, immediately
throw water on the fire
run for the fire extinguisher
notify the teacher
open the windows
4
Which group on the bar graph has the least?
red
yellow
green
blue
5
What do all graphs need to have?
bars
key
title
pictures
6
If you do not understand a direction or part of a lab procedure, you should
try several methods until something works
figure it out as you do the lab
ask the teacher before proceeding
skip it and go on to the next part
7
Which of the following should NOT be worn during a lab?
sandals
loose clothing
dangling jewelry
all of the above
8
Comparative investigations....
Used to compare, differentiate, or classify.
don't exist
have a control group
determine how variables affect the experiment
9
Approved eye protection is worn in the lab
to avoid eye strain
to improve your vision
any time chemicals, heat, or glassware are used
only if you do not have corrective glasses
10
When you finish working with chemicals and other substances, always
treat your hands with lotion
wash your hands
wipe your hands on your clothes
wipe your hands on a towel
11
If a piece of equipment is not working properly, stop, turn off, and tell
your lab partner
the principal
your best friend in the class
the teacher
12
Which sequence of events is a logical order of a scientific investigation?
analysis of data -->conclusion --> experiment --> hypothesis
hypothesis --> experiment -->analysis of data --> conclusion
hypothesis--> experiment --> conclusion --> analysis of data
experiment--> hypothesis --> analysis of data --> conclusion
13
Before you leave the science room, you should
all of the above
wash your hands with soap and water
return all equipment to the proper storage area
clean your work area and equipment
14
What is an Investigation?
A series of experiments connected to a basic question
A series of problems connected to a basic question
A series of studies connected to a basic question
15
What is the scale of this bar graph?
12
1
2
0
16
All unauthorized experiments are prohibited
True
False
17
You have been injured in the lab. First, you should
see the doctor after school
tell the teacher at once
visit the school nurse after class
apply first aid yourself
18
Experimental investigations
have a hypothesis
have manipulated variables
have a control group
have controlled variables
19
Variables that stay the same in your investigation are called...
Dependent Variables
Constant Variables
Independent Variables
Changing Variables
20
When handling animals, students should
report bites or scratches to the teacher immediately
not tease or handle animals roughly
all of the above
open cages only with permission
21
The purpose of a bar graph is to
to compare changes over time
compare different groups' amounts
to look at a relationship
look at colours
22
It's okay to pick up broken glass as long as the glass is placed in a trash can
True
False
23
Which would you do first in a scientific investigation?
organize data
form a question or problem
draw conclusions
write a hypothesis
24
5. A chart and bar graph are ____.
They are two types of maps.
They are two types of drawings.
They are two types of globes.
They are two ways to organize what you record.
25
What is the scale of this bar graph?
Counting by 2's
Counting by 10's
Counting by 5's
Counting by 4's
26
The variable that
YOU
change in an investigation is called the...
Dependent Variable
Changeable Variable
Independent Variable
Constant
27
Which question can be answered by this bar graph?
Where were the sports played?
How many more students like basketball than softball?
Which sport did girls like to play?
What are the other types of sports that students liked?
28
Which food would have the longest bar on a bar graph?
Pizza
Hot Dogs
Tacos
Hamburgers
29
Long hair must be
held away from equipment with one hand
tied back and kept entirely out of the way
always ignored
cut short
30
To be valid, a hypothesis has to be something you can ___________ by doing an investigation.
prove
test
predict
guess
31
Horseplay, practical jokes, or pranks in the classroom are
always against the rules
not dangerous
okay if you are working alone
okay
32
Why do we use graphs
so the teachers have somthing to teach
to compare things
to show differences between things
to show bars and lines
33
What is an example of when you would use a Descriptive Investigation?
Looking at cells under a microscope and diagramming them
The Tootsie Pop Experiment
Looking at the changing of a lake over time
Comparing mountain lions and domestic cats.
34
What is a bar graph?
A graph that represents data through bars
A food or snack
Something related to gymnastics
Tells you information
