Science Fair JS Video 3

What is the first step in developing a testable question?

• Choosing multiple ideas to test

• Picking one idea to test

• Ignoring the initial ideas

• Testing all possible conditions

Why is it important to have at least three data points in an experiment?

• To make the experiment more complicated

• To avoid measuring anything

• To confuse the results

• To start seeing a trend

Which of the following is NOT a way to measure plant growth?

• Color of the pot

• Root system

• Number of flowers

• Plant height

What is one of the variables you can change when building a mousetrap car?

• The type of mouse trap

• The wheel diameter

• The number of windows

• The color of the car

Tags

NGSS.MS-ETS1-4

What should you be careful about when using a mousetrap for your car?

• Not to catch your fingers

• Not to lose the wheels

• Not to break the lever

• Not to change the color