What is the main purpose of a hypothesis in scientific research?

Crafting Hypotheses and Understanding Variables in Scientific Research

Interactive Video
•
Science, Biology, Physics
•
6th - 8th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To measure results
To conduct an experiment
To answer a science question
To create a list of variables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of an independent variable?
Weight of an animal
Amount of sunlight
Size of a leaf
Height of a plant
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a dependent variable in an experiment?
A variable that is not important
A variable that remains constant
A variable that is changed by the researcher
A variable that is measured in the experiment
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the bear example, what is the independent variable?
The amount of food the bear eats
The bear's velocity
The bear's weight
The temperature of the air
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the bear example, what is the dependent variable?
The bear's velocity
The amount of sunlight
The temperature of the air
The bear's fur thickness
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a hypothesis differ from a random guess?
It is not testable
It is always correct
It is a wild assumption
It is based on prior knowledge and research
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after formulating a hypothesis?
Publishing it immediately
Ignoring it
Testing it through experiments
Writing a report
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