Unit 1 Review

Unit 1 Review/Nature of Science

Observations

• Quantitative observations have NUMBERS 

• Qualitative observations have NO numbers

Multiple Select

Select all the Quantitative observations.

• My car is white.

• There is a black cat outside.

• I bought two pizzas

• There are 105 students

Multiple Select

Choose all the qualitative observations

• The plant is large.

• I have three dogs.

• My phone is purple.

• There are 10 apples in the tree.

Testable Questions

• Testable Questions can be measured and observed and are specific

• Non Testable Questions are usually opinions or NOT specific and vague

Multiple Choice

All of the following are testable questions EXCEPT-

• Which type of hand soap kills the most germs?

• Does adding fertilizer to soil make plants grow taller?

• Which will bounce higher when dropped, a tennis ball or a golf ball?

• Was Albert Einstein the greatest scientist of the 20th century?

Variables

• Independent variables are what you change ON PURPOSE

• Dependent variables are what you are MEASURING

• Control variables STAY THE SAME

Multiple Choice

I did an experiment to find out how different amounts of sunlight affect plant growth.

Which is the INDEPENDENT variable?

• the plant type

• the pot

• sunlight

• plant growth

Multiple Choice

I did an experiment to find out how different amounts of sunlight affect plant growth.

Which of the following is the DEPENDENT variable?

• the water

• plant growth

• sunlight

• soil

Multiple Select

I did an experiment to find out how different amounts of sunlight affect plant growth.

Which of the following is a control variable (select all that apply)?

• soil

• amount of water

• sunlight

• the type of plant

CER's 

• are 3 sentences total

• Have a claim, evidence, and reasoning

Open Ended

Write a CER about whether the following is a testable statement: "What color is better, blue or green?"

How to make Bar Graphs

• Have a title

• have labels on both sides

• write your scale/numbers

• fill in your data

Multiple Select

Choose all the following parts of a good graph:

• scale/numbers

• title

• filled in data/bars

• labels on both sides