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BCHS BIO Scientific Method and Lab Equipment Flashcards | StudBud
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BCHS BIO Scientific Method and Lab Equipment
BCHS BIO Scientific Method and Lab Equipment
50 terms
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1
how many mg are 54 g?
0.54 mg
0.054 mg
5400 mg
54000 mg
2
A variable that is deliberately or intentionally changed by the scientist in an experiment.
independent variable
constant
control
dependent variable
3
Numerical (number)information that is used to draw conclusions.
observation
qualitative data
data
quantitative data
4
Vertical line on the left side of a graph; the responding variable is always written here
y-axis
legend
x-axis
origin
5
A variable that changes as a result of the manipulation of another variable
independent variable
control
dependent variable
constant
6
What type of graph is used to show change over time?
line graph
bar graph
pie chart
pictograph
7
How many m are in 120 cm?
12000 m
1.2 m
12 m
1200 m
8
What golf ball flies the furthest, Nike, Titilest or Top Flight? Name the dependent variable
club speed
distance
brand of ball
9
The Variable that you are keeping the same.
dependent
independent
controlled
10
What is this piece of lab equipment?
erlenmeyer flask
test tube
hot plate
electronic scale
11
What golf ball flies the furthest, Nike, Titilest or Top Flight? Name the independent variable.
speed of the club
brand of the ball
distance
12
What is this piece of lab equipment?
flask
test tube
graduated cylinder
beaker
13
Sensory (sight, touch,smell, hearing, taste) information that is used to draw conclusions.
observation
quantitative data
qualitative data
memories
14
Best graph for showing parts of a whole
pie
bar
line
15
What is the base unit for measuring mass?
kilograms
milligrams
grams
pounds
16
This step tells whether your hypothesis was supported or not supported:
record and result
conclusion
observation
hypothesis
17
The thing that is not changed in an experiment is called the
control
dependent variable
independent variable
18
What type of graph is used to show percentages?
pie chart
line graph
pictograph
bar graph
19
A list of the chemical elements that make up everything we know
atoms
element
periodic table
mass
20
Use of the five senses(seeing, hearing, smelling, tasting, or touching) to collect information
systematic
metric
collection
observation
21
A test or trial used to gain knowledge or to test a theory
test
experiment
exploration
observation
22
A prediction; based on observations,research, and what is already known about the subject.
analysis
prediction
hypothesis
conclusion
23
What is this piece of lab equipment?
test tube holder
stacker
test tube rack
test tube
24
What is the base unit for measuring volume?
liters
fluid ounces
cups
gallons
25
The shirt is red is an example of:
inference
quantitative data
qualitative data
relevant data
26
What is this piece of lab equipment?
test tube rack
flask
beaker
test tube
27
The measure of the amount of matter something has
mass
volume
weight
density
28
What is this piece of lab equipment?
ruler
test tube
thermometer
stirrer
29
A diagram consisting of lines, bars, or circles to represent information
pictographs
graph
results
conclusion
30
The variable that is changes is called the
dependent variable
control
independent variable
31
The dog loves chasing the mailman is an example of:
quantitative data
inference
observation
qualitative data
32
Scientists should change their experiment data to fit a hypothesis. True or False
False
True
33
A pure substance consisting of one type of atom.
molecule
electron
proton
element
34
The cat weighs 8 kg is an example of:
inference
quantitative data
relevant data
qualitative data
35
What is this piece of lab equipment?
test tube
thermometer
beaker
petri dish
36
Best graph to compare facts
line
bar
pie
37
The following picture is a(n)
graduated cylinder
test tube
beaker
erlenmeyer flask
38
What is the base unit for measuring length?
inches
centimeters
yards
meters
39
Data can be represented by
graph
charts
table
all of the above
40
An educated guess, or prediction is a:
quantitative data
problem
hypothesis
qualitative data
41
The hypothesis is a statement that usually begins with _________ followed by __________
if, then
a capitol, a period
is related to, finish
a problem, a solution
42
Horizontal line at the bottom of a graph; manipulated variable is always written on this axis
x-axis
earth's axis
y-axis
origin
43
A hypothesis is always correct. True or False
false
true
44
The part of an atom where you find the protons and neutrons.
atom
nucleus
molecule
45
The amount of mass something has compared to its volume
density
volume
mass
weight
46
Different atoms joined together
mass
element
density
molecule
47
What is this piece of lab equipment?
beaker
electronic scale
test tube
petri dish
48
What is this piece of lab equipment?
pincher
test tube
test tube rack
test tube holder
49
This piece of lab equipment is a(n)
graduated cylinder
test tube
beaker
erlenmeyer flask
50
When a hypothesis is supported over and over again, it becomes a
law
theory
question
conclusion
