Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

Username is available taken
show password

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Unit 1 Vocabulary

Characteristics of Living Things & Designing Experiments

organism a living thing
cell the basic unit of structure and function in living things
development change over time to become a more complex organism
stimulus a change in an organism's surroundings (causes a response)
response an action or change in behavior due to a stimulus
reproduce produce offspring that are similar to parents
spontaneous generation the mistaken belief that living things can come from nonliving things (disproved by Redi and Pasteur)
homeostasis the maintenance of stable internal conditions
observation a skill that involves the use of one or more of the senses to gather information and collect data
inference an interpretation of an observation that is based on evidence or prior knowledge
hypothesis a possible explanation for a set of observations or answer to a scientific question; must be testable
inquiry the diverse ways in which scientists study the natural world
qualitative observations observations that describe the characteristics (qualities) of the subject; often use adjectives
quantitative observations observations that incorporate numbers (quantities), such as measurements or counts
dependent variable the factor that changes as a result of changes made to the independent variable in an experiment; what you measure
independent variable the one factor that a scientist changes to test a hypothesis during an experiment
controlled experiment an experiment in which all of the variables except for one remain the same
constant factors in an experiment that remain the same
control group the sample that remains the same in an experiment; used for comparison
data facts, figures, and evidence gathered through observations
Created by: skrebbeks
Popular Biology sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards