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Scientific Method Flashcards | StudBud
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Scientific Method
Scientific Method
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IV, DV, problem, hypothesis, procedure, constants
Flashcards
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1
Before starting a science activity you should always _____.
get ready to do first aid
read all the instructions very carefully
ask your friend what to do
put on an lab apron
2
In an experiment, which variable is measured?
both are measured at the same time
nothing is measured, you "wing it"
independent variable
dependent variable
3
How many independent variables can you have in an experiment?
more than 2, but less than 5
as many as you want
only 1
no more than 2
4
What skill is a scientist using when she listens to the sounds that whales makes?
drawing conclusions
interpreting data
making qualitative observations
making quantitative observations
5
What would be the best first step?
Take the cherries out of the jar
Put 2 scoops of vanilla into a bowl
Gather all ice cream materials
Drizzle chocolate sauce onto the whipped cream
6
Which step is not specific enough?
#3
#1
None
#2
7
Which of these would make the best scientific question?
C
D
B
A
8
What would be the best LAST step of any procedure?
Record trial #1
Average all the trial data
Clean up experiment
Average only trial #1
9
The mass of a large dog would best be measured in _________.
Kilograms
Grams
Kiloliters
Liters
10
Which of the following is important in a procedure?
Random order of steps
Numbered steps
Only doing 1 trial
starting each step with "I will"
11
Rewrite this step:
Fill a beaker with lots of water
Put the beaker with water on the scale
Put 100 ml of water in a beaker
Measure 1/2 the water with a graduated cylinder
12
In an experiment, the one variable that is changed is called the _____.
dependent variable
independent variable
controlled variable
experimental variable
13
A hypothesis is most closely related to which of the following?
A theory
A wild guess
A law
An educated guess
14
After you record your data from an experiment you should _____.
Publish your results and share them with colleagues.
Form a hypothesis
Summarize your findings in a conclusion (Reasoning)
Pack up and go home.
15
Which should NOT be the first step in a procedure?
Gather all materials
Measure 10 ml of water in graduated cylinder
Measure 10 cm on the object
Mass 10 g of salt
16
All the things in an experiment that must be the same to make it fair are called ______.
dependent variables
constants
independent variables
controlled experiments
17
What would be the best measure of length for this organism?
grams
millimeters
milligrams
meters
18
Instead of writing steps 2 and 3 over for each trial, you could write it as:
Repeat steps 2-3
Only do step #1
Repeat steps 1-3 but do #2 twice
Skip steps 2 and 3
19
A series of steps used to plan and conduct an experiment is called a ________.
special plan
procedure
initial observation
hypothesis
20
A procedure is a ____ list of steps to follow.
Colored
Alphabetical
Numbered
Routine
21
What's wrong: Use the large beaker to measure 10 ml of water.
mass the water on the scale
use a graduated cylinder
use an even larger beaker
use a ruler to measure the height of the water
22
When a scientist shares her findings with other scientists, she is _____.
experimenting
making a hypothesis
communicating results
analyzing data
23
Identify the independent variable.....Which type of bat hits a ball the farthest?
size of the batter
distance the ball travels
type of bat
color of the bat
