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Hypothesis Practice NN

Last updated over 4 years ago

33 questions

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Question 32

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Question 33

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Independent Variable

Cleaner fish

Amount of Algae 

the tank

Dependent variable 

Cleaner fish

Amount of algae

The tank

Hypothesis 

If Susie adds cleaner fish to the tank, then there will be less algae so she won't need to clean the tank as fast.  

If Susie adds algae to the tank, then there will be less fish so she won't need to clean the tank as fast.

Independent variable

Age

Memory

Keys

Dependent variable

Age

Memory

Keys

Which is the best hypothesis? 

If a person gets younger than they will not be able to remember where there keys are. 

If a person gets older than they will not be able to remember where there keys are.

Independent variable

Time to freeze

Water temp

The Freezer 

Dependent variable

Time to freeze

Water temp

The Freezer 

Choose the best hypothesis

If I put cold water in the freezer then it will freeze faster than hot water

If I put hot water in the freezer then it will freeze faster than cold water

Independent Variable

Cleaner fish

Amount of Algae 

the tank

Dependent variable 

Cleaner fish

Amount of algae

The tank

Hypothesis 

If Susie adds cleaner fish to the tank, then there will be less algae so she won't need to clean the tank as fast.  

If Susie adds algae to the tank, then there will be less fish so she won't need to clean the tank as fast.

Independent variable

Age

Memory

Keys

Dependent variable

Age

Memory

Keys

Which is the best hypothesis? 

If a person gets younger than they will not be able to remember where there keys are. 

If a person gets older than they will not be able to remember where there keys are.

Independent variable

Time to freeze

Water temp

The Freezer 

Dependent variable

Time to freeze

Water temp

The Freezer 

Choose the best hypothesis

If I put cold water in the freezer then it will freeze faster than hot water

If I put hot water in the freezer then it will freeze faster than cold water

Independent variable

Test scores

The Test

Drinking Caffeine

Dependent variable

Test scores

The Test

Drinking Caffeine

Which is the best hypothesis?

If I take a test, then I will drink more caffeine

If I drink caffeine, then I will score higher on the test

Independent variable 

Brand of Batteries

How long the batteries last

What the batteries are used on

Dependent variable 

Brand of Batteries

How long the batteries last

What the batteries are used on

Which is the better hyopothesis?

If I use Energizer batteries then they will last longer than the Cosco brand 

If I use batteries then I will be able to listen to my music wherever I am 

Indendent variable 

Talking to plants

Water

Height of plant

Dependent variable 

Talking to plants

Water

Height of plant

Which is the best Hypothesis?

If Ethan uses fertilizer then the plants will grow taller.

If Ethan talks to plants then they will grow taller.  

Independent variable

Types of garbage bags 

Weight held

Types of items put in the bags

Dependent variable

Types of garbage bags 

Weight held

Types of items put in the bags

The best hypothesis is

If I use hefty trash bags then they will hold more weight.  

If I put more weight in a bag then it is most likely a hefty bag.  

C

D

Independent variable 

Time of exercise

Sleep affected

type of exercise completed 

Dependent variable 

Time of exercise

Sleep affected

type of exercise completed 

The best hypothesis is 

  If I do zumba in the morning and night then I will sleep well.  

If I exercise in the morning then I will be able to sleep more at night.