Scientific Investigation

What is the dependent variable in this hypothesis: If it is raining, then less people will come?

• amount of rain

• day/time it rained

• where people live

• the number of people

If you wanted to find out which brand of gum made the biggest bubbles, what would be a good hypothesis?

• The more Bubble Yum you chew, the bigger bubble you will blow.

• If Bubble Yum is used, then it will have the biggest bubbles.

• Bubble Yum will produce the biggest bubbles

• Bubbles will be bigger with Bubble Yum

When doing an experiment, you should only change one variable.

• True

• False

Name the IV: If batteries are stored in cold temperatures, then they will last longer.

• refrigerator

• temperature stored

• Device batteries are used in

• type of batteries

Name the DV: How do different cleansers affect the growth of mold?

• location of mold

• growth of mold

• brand of cleaser

• color of cleanser

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

What color seeds do cardinals prefer? What should not be constant?

• color of seeds

• size of seed

• type of seed

• type of bird (cardinal)

The first sentence of the conclusion should tell what happened

• True

• False

Name the IV: How does the amount of soil affect the growth of a bean seed?

• type of bean seed

• amount of sunshine

• amount of soil

• bean seed growth

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

NGSS.MS-LS2-1

When writing a hypothesis, what two words should be used?

• It's and because

• cause and effect

• if and then

• now and then

The third step of the scientific method is Observe and Record.

• True

• False

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-5