L5 Mastery Check - Hypothesis

What is a hypothesis?

• an explanation about what you observed

• using your 5 senses to gather data

• the thing changed on purpose in the experiment

• an educated guess about what will happen in the experiment.

What two words should be in your hypothesis?

• I think

• If ...then...

• It will

• No idea

The phrase after the word IF should include the (a)  

The phrase after the word THEN should include the ​ (b)   and a​ (c)  

• Independent variable
• Dependent Variable
• Prediction
• Controlled variable
• Reason

When is a hypothesis written?

• before you decide on a question

• after the experiment

• before the experiment

• after the conclusion

A hypothesis is never wrong.

• True

• False

Choose the correctly written hypothesis for

"What is the effect of putting Cooking Spray on the bottom of a sled?"

• I think the sled will slide faster because it is oily.

• If I put Cooking Spray on the bottom of my sled,

  then I will win the race,

  because oil repels water.

• If I put Cooking Spray on the bottom of my sled,

  then I will slide faster,

  because oil repels water.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Which hypothesis is correctly written?

• I think I will do well on my test today, because I ate a good breakfast.

• If I eat a good breakfast, then I will do well on my test today, because breakfast is the 1st meal of the day.

• If I eat a good breakfast, then I will earn a passing grade on my test today, because I have energy.

• If I do well on my test today, I get to out to eat for breakfast.

Which hypothesis is written corrctly?

• If kids sleep for 8hrs, then they will do better in class, because they are rested

• If kids change the amount of time they sleep then it will affect how they do in class.

• I think the amount of sleep will affect how you do in class.

• If kids sleep more, then they will do worse in class, because sleep makes you feel better

Use the word bank to describe each part of a hypothesis

Groups:

(a) If

,

(b) Then

,

(c) Because

• Reasoning

• Independent Variable

• Evidence

• Dependent Variable

• What you will Do in the experiment

• Observations

• What you are looking for

• What you changed

• Result

• Prediction of reaction

Tags

NGSS.MS-LS2-4

Write a hypothesis about the relationship between studying and your score on a quiz.

​ (a)   ​ (b)   ​ (c)  

• If you study
• Then you will do well
• If you study for longer
• Then you will get a higher score on the quiz
• Because you are prepared
• Because you are smart
• If you are smart
• Then you will finish the quiz
• Because you will always guess at least 1 correct