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WorksheetsScientific Inquiry Pre-CFA
Total questions: 10
Worksheet time: 14mins
Name
Class
Date
1.
This step of POIHEC is always written as a question
a)
Experiment
b)
Hypothesis
c)
Problem
d)
Observation
2.
If the basketball players practice 30 minutes a day, then their shooting averages will improve.
The green section represents the...
The green section represents the...
a)
Independent Variable
b)
Dependent Variable
c)
Control Variable
d)
Problem
3.
The variables that remain the same in an experiment are...
a)
Control Variables
b)
Observations
c)
Hypotheses
d)
Procedures
4.
I use my 5 senses to make...
a)
Observations
b)
Problems
c)
Conclusions
d)
Experiments
5.
The variable that we choose to change is the...
a)
Control Variable
b)
Independent Variable
c)
Dependent Variable
d)
Observation
6.
Which of the following is an example of a testable scientific question?
a)
Why are M&Ms better than Skittles?
b)
Why is Spiderman better than Batman?
c)
Which type of glue dries the fastest?
d)
Are blue flowers prettier than purple flowers?
7.
Josie wants to find out which type of fertilizer helps plants grow the most. Which of the following are the controlled variables for her experiment?
a)
The type of fertilizer used
b)
The amount of growth of each plant
c)
The soil, plants, water, and sunlight
d)
The fertilizer, sunlight, and temperature
8.
During Alyssa’s investigation, she changed bird food and observed an increase in pigeons and a decrease in sparrows. The pigeons are larger and aggressive towards the other birds. Can she conclude that the sparrows did not like the new food as the reason for why they left?
a)
Yes, because the sparrows would have stayed and eaten the new food if they’d liked it.
b)
No, because the sparrows could have left because they were scared of the aggressive pigeons rather than not liking the food.
c)
The bird food manufacturer should be sued for false advertising.
d)
There is not enough information.
9.
Two students conduct an experiment examining if the amount of salt dissolved in water effects an egg’s ability to float. One student uses room temperature water, while the other uses ice water. Are their results reliable?
a)
Yes, because they are both using water, salt, and eggs.
b)
Yes, because the temperature of the water can’t affect the result.
c)
No, because warm water might be hard to find.
d)
No, because you would have changed 2 variables making the results unfair.
10.
What is the sentence structure for a Hypothesis?
a)
Because______, maybe______
b)
If________, then__________
c)
So________, what_________
d)
If________, because_______
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