Biology Semester A Review

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

Tags

NGSS.HS-PS1-2

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Should experiments be repeated over and over to see if the results are the same each time?

• yes
• no

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

• quantitative
• qualitative

Tags

NGSS.HS-ESS2-6

There are two types of data. Which type of data involves descriptions that cannot be counted or measured?

• qualitative
• quantitative

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-5

In a controlled experiment, how many variables can be worked with at a time? 

• one
• none
• two or more
• how ever many makes sense.

The part of the experiment that remains the same for the control and experimental group.

• constants
• control
• independent
• dependent

Which statement is an inference about this picture?

• The van is tan.
• The  van ran into KFC. 
• The driver was hungry. 
• Red and white are part of the KFC building. 

Measuring the number of times a person breathes after exercise involves ____ data. 

• quantitative
• qualitative