Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
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

MGH 2(7)

Chapter 2 Vocabulary

photosynthesis a series of chemical reactions that convert light energy , water and carbon dioxide into the food-energy molecule glucose and give off oxygen
cellular respiration a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP.
Adenosine Triphosphate (ATP) molecule found in all living organisms that is the main immediate source of usable energy for the activities of the cells.
evaporation process during which liquid water changes into a has called water vapor.
condensation process during which water vapor changes into liquid water.
precipitation water that falls from clouds to Earth's surface.
nitrogen fixation process that changes atmospheric nitrogen into nitrogen compounds that are usable by living things .
chemosynthesis process during which producers use chemical energy in matter rather than light energy and make food
food chain model that shows how energy flows in an ecosystem through feeding relationships
food web shows how food chains in a community are interconnected.
energy pyramid shows the amount of energy available in each step of a food chain.
Created by: smeador