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Lab skill & Safety Review
Lab skill & Safety Review
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Grade 7 scientific method and safety procedures review
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
What is the procedure if you spill a liquid on your desk?
wipe it up
Tell the teacher
get gloves on first then wipe it up
2
What is the standard unit of measure for length?
liter (l)
gram (m)
meter (m)
3
A description made with one of the 5 senses is known as?
hypothesis
observation
inference
4
What is the standard unit of measure for volume?
liter (l)
gram (m)
meter (m)
5
The amount of matter that makes up an object is?
mass
weight
volume
6
Which axis of the graph does an independent variable belong on?
subtitle
x axis
y-axis
7
What unit would you use to measure the width of a piece of paper?
km
mm
cm
8
Is it acceptable to taste anything in the lab?
never
sometimes
yes everyday
9
The amount of space taken up by an object is?
volume
weight
mass
10
Which axis does a dependent variable belong on a graph?
x axis
subtitle
title
y axis
11
What unit of measure would you use to measure a crayon?
millimeters
centimeters
kilometers
12
What unit would you use to measure long distances?
centimeters
millimeters
kilometers
13
What is the standard unit for mass?
meter (m)
liter (l)
gram (g)
14
What is a quantitative observation?
involves characteristics
describes things
observation with numbers
15
What is a dependent variable?
changes every second
part that never changes
changes as a result of the independent variable
16
What type of relationship is when both variables increase?
they broke up
indirect relationship
direct relationship
17
What prefix means 1/1000?
centi
milli
kilo
18
A conclusion or prediction based on observations is?
hypothesis
observation
inference
19
A testable prediction is?
procedure
materials
hypothesis
20
In the scientific method, the observations, data tables and graphs are known as?
results
hypothesis
procedures
conclusion
21
Directions to be followed are?
conclusion
hypothesis
procedure
22
Two pieces of emergency equipment are?
eyewash and first aid kit
stuffed animal and goggles
first aid kit and hoodie
fire blanket and candy
23
When one variable increases and the other decreases is known as?
none
indirect relationship
direct relationship
24
What is the formula for volume?
b x h
l x w x h
l x w
25
In the scientific experiment, the question to be answered is?
procedure
results
the problem
the hypothesis
26
What is the most accurate way to measure the volume of a liquid?
smallest graduated cylinder
in a beaker of water
in a 5 gallon tank
27
What prefix means 1000?
milli
centi
kilo
28
What should you do if you break glass in the lab?
pick it up
try sweeping it
tell the teacher
tell a friend
29
Equipment needed in a lab?
results
materials
hypothesis
conclusion
30
What is the relationship between mass and volume of water?
indirect
direct
quantity
