Evaluate if the hypothesis, experimental variables.

Does the type of shoes affect the running speed?Which is the correct testable question?

• If the subject wears boots, then the subject will jump the fastest.
• If the subject wears heels, then the subject will run the slowest.
• The subject wears Nike, then the subject will run the fastest.
• If I wear Nike, then I will run the slowest.

Tags

NGSS.MS-PS2-2

Does the brand of bubble gum affect the bubble size? Which hypothesis is INCORRECT?

• If the subject chews Bubblelicious, then the subject will blow the biggest bubble.
• If the subject chews Big Red, then the subject will blow the smallest bubble.
• If I chew Juicy Fruit, I will blow the largest bubble.
• If the subject chews Hubba Bubba, then the subject will blow the smallest bubble.

Tags

NGSS.HS-PS1-3

How does a hypothesis begin?

• After writing procedures
• After making observations and doing research on a phenomena
• After buying materials for an experiment

Complete this hypothesis: If I apply sunblock then I will not get sunburned 

• because the sun's ultraviolet light will not reach my skin
• because the doctor said so
• because I believe in sunblock

Which of the following is the best example of a hypothesis?

• If I use tomato juice before my shampoo, then my hair will grow faster due to the nutrients in the juice.
• Tomato juice is good for hair.
• Does tomato juice make hair grow faster?
• Hair will grow faster.

Tags

NGSS.MS-LS1-5

Frank normally uses praise as a reward to train his dog.  He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his independent variable?

• amount of times the dog follows the command
• type of reward
•  praise
• type of dog

Ms Coleman uses a new spray cleaner to remove the dried pancake left by the Griddle club students on the lab tables. Identify the dependent variable.

• type of cleaner

• the new cleaner

• the old cleaner

• the effect of the cleaners

Ms. Coleman uses a new spray cleaner to remove the dried pancake left by the Griddle club students on the tables. Identify the control group.

• type of cleaner

• test with a new cleaner

• test with the old cleaner

• the green slime

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?

• Type of plant, amount of music, and sunlight
• Water, apple juice, milk
• Plant growth

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4