Unit 1 Midterm Review

When writing you hypothesis, what information follows IF?

• dependent variable

• how you know it will happen

• independent variable

• anything

When writing a hypothesis, what information do you fill in after THEN?

• dependent variable

• independent variable

• how you know it will happen

• anything good

What is the first step of the scientific method?

• Hypothesize

• Ask Questions

• Test hypothesis

• Communicate results

Possible explanation for an observation that can be tested.

• Hypothesis

• Scientific Law

• Scientific theory

• Critical Thinking

Choose the correct hypothesis for "What effect does studying have on your test grade?"

• IF I study for hours, THEN my test grade will be better.

• IF I have a good test grade, THEN I will study.

• Good grades are from studying.

Choose the correct hypothesis for "How will exercising affect your health?"

• IF you have better health, THEN you will exercise.

• IF you exercise, THEN you will have better health.

• Exercising means you're healthy.

"You ate popcorn, and now you have a husk stuck in your teeth."

Which one is the independent variable?

• Eating popcorn

• Husk in teeth

• Now you have

"We ran laps in PE, and now I am super sweaty."

What is the dependent variable?

• Running laps

• Being sweaty

• Me

Which step of the scientific method is AFTER writing a hypothesis?

• Test hypothesis

• Draw conclusions

• Ask questions

A students was doing an experiment using the scientific method. Every three days the student plans to count the green leaves. Which would be a good hypothesis for this experiment?

• If plants are placed in direct sunlight, then they will grow more green leaves.

• If plants are places in bright light, then they will grow more green leaves than in dim light.

• If plants are place in clay pots, then they will grow more green leaves than plastic pots.

• If plants are in warmer temperatures, then they will grow more green leaves.

Tags

NGSS.MS-ETS1-1

NGSS.MS-LS1-5