Hypothesis variable ID

Put the following scientific method steps in order

• Plan an experiment

• Preform the experiment

• Identify the problem and ask a focused question

• Background research

• Form a hypothesis

Tags

NGSS.MS-PS1-2

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

If I feed my dog peanut butter then her fur will turn brown in color.

The independent variable is ​ (a)   and the dependent variable is ​ (b)   .

Is this hypothesis testable ?​ (c)  

• peanut butter
• fur color
• yes
• no

If I replace the battery in my car, then my car will get better gas mileage.

The independent variable is __

If I eat more vegetables, then I will lose weight faster.

The independent variable is ​ (a)  

The dependent variable is ​ (b)  

Unit of measurement ​ (c)  

• eating more vegetables
• weight loss
• pounds
• shoe size
• faster
• If I

If I add fertilizer to my garden, then my plants will grow faster.

The independent variable is ​ (a)  

The dependent variable is ​ (b)  

• fertilizer
• plant growth
• garden
• faster

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

If I brush my teeth every day, then I will not develop cavities.

The dependent variable is ​ (a)  

The independent variable is ​ (b)  

• developing cavities
• brushing my teeth every day
• everyday
• developing

If I take my vitamins every day, then I will not feel tired.

The dependent variable is _​ (a)  

The independent variable is ​ (b)  

Is this a testable hypothesis? ​ (c)  

• feeling tired
• taking vitamins every day
• taking vitamins every week
• Yes
• No