Biology SOL Review Units 1, 2, 3, 4, & 5

You decide to clean your bedroom. You notice that your floor is covered with clothes. You decide to try to get rid of the clothes by throwing the clothes into the air. You throw clothes from a 1/3 of the room into the closet and a second 1/3 of the room straight up in the air. The last 1/3 of the room you leave the clothes on the floor. After 30 minutes of "cleaning", the floor of the room is now visible. WHAT IS THE INDEPENDENT VARIABLE?

• The bedroom

• How clean the bedroom is

• The amount of clothes

• Throwing the clothes

You decide to clean your bedroom. You notice that your floor is covered with clothes. You decide to try to get rid of the clothes by throwing the clothes into the air. You throw clothes from a 1/3 of the room into the closet and a second 1/3 of the room straight up in the air. The last 1/3 of the room you leave the clothes on the floor. After 30 minutes of "cleaning", the floor of the room is now visible. WHAT ARE TWO CONTROLLED VARIABLES?

• The amount of clothes

• The direction you are throwing the clothes

• The bedroom

• How clean the bedroom is

I am doing a test to see if there is a connection between how long you run and how fast your heart beats. I will be performing an experiment where a person will run for a 1 minute and I will check their heartbeat. Then they will run for 2 minutes and I will check their heart rate. I will do this up to 6 minutes and see if there is a connection. WHAT IS THE DEPENDENT VARIABLE?

• Heart Rate

• 6 minute time limit

• How long they run

• The person

A summary of the experiment that includes whether hypothesis was right or wrong

• Hypothesis
• Results
• Conclusion
• Independent Variable

Tags

NGSS.MS-PS1-2

The part of the experiment that does not contain the independent variable. Used for comparison.

• Control Group
• Experimental Group
• Results
• Data

What is the part of the experiment that contains the independent variable?

• control group
• experimental group
• hypothesis
• dependent variable

Tags

NGSS.MS-PS3-4

An explanation of why something occurs in the natural world

• theory
• law
• hypothesis
• predicition

Tags

NGSS.HS-LS4-2

NGSS.HS-PS1-2

NGSS.HS-ESS2-4

NGSS.HS-ESS3-1

Water is a _ molecule.

• nonpolar

• polar

Water _ heat when it evaporates.

• absorbs

• releases

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Which pair is incorrect?

• carbohydrates - provide energy

• lipids - provide insulation

• nucleic acids - store hereditary information

• proteins - provide energy