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Scientific Steps And Variables
Test Description: Quiz 2
Instructions: Answer all questions to get your test result.
1) When writing a hypothesis, what two words should be used?
A
cause and effect
B
now and then
C
It's and because
D
if and then
2) What is the dependent variable in this hypothesis: If it is raining, then less people will come?
A
the number of people
B
where people live
C
amount of rain
D
day/time it rained
3) When doing an experiment, you should only change one variable.
A
True
B
False
4) The first sentence of the conclusion should tell what happened.
A
True
B
False
5) The third step of the scientific method is Observe and Record.
A
False
B
True
6) What color seeds do cardinals prefer? What should not be constant?
A
type of seed
B
color of seeds
C
size of seed
D
type of bird (cardinal)
7) Name the DV: How do different cleansers affect the growth of mold?
A
growth of mold
B
location of mold
C
brand of cleanser
D
color of cleanser
8) Name the IV: How does the amount of soil affect the growth of a bean seed?
A
type of bean seed
B
amount of sunshine
C
amount of soil
D
bean seed growth
9) Name the IV: If batteries are stored in cold temperatures, then they will last longer.
A
Device batteries are used in
B
type of batteries
C
refrigerator
D
temperature stored
10) If you wanted to find out which brand of gum made the biggest bubbles, what would be a good hypothesis?
A
Bubble Yum will produce the biggest bubbles.
B
Bubbles will be bigger with Bubble Yum
C
If Bubble Yum is used, then it will have the biggest bubbles.
D
The more Bubble Yum you chew, the bigger bubble you will blow.
*select an answer for all questions
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