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.
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 One- Introduction to Chemistry

matter anything that takes up space and has mass
chemistry the study of the structure, properties, and composition of substances, and the changes that substances undergo.
physical property a quality of a substance that can be observed or measured without changing the substance's chemical composition
mixture a physical blend of two or more substances that are not chemically combined.
element a substance that cannot be changed into simpler substances under normal laboratory conditions
compound a substance that can be separated into simpler substances (elements or other compounds) only by chemical reaction.
chemical property the ability of a substance to undergo chemical reactions and to form new substances
energy the capacity for doing work; it exists in several forms, including chemical, nuclear, eletrical, radiant, mechanical and thermal energies.
What are the steps of the scientific method? Observation -> Hypothesis -> Experiments -> theory
What is the difference between homogenous and heterogeneous? A heterogeneou mixture is not a uniform composition, but a homogeneous mixture is uniform/the same
What are the 5 probable sings of a chemical change? 1.color 2.bubbling(making gas) 3. the making/breaking down of a solid 4.temperature 5.oder
Describe elements' atoms they are the same
Describe compounds' atoms different atoms
Describe mixtures' atoms different atoms that are not chemically combined
What is the relative volocity of a liquid? The molecules are farther apart and move faster then the molecules of a solid
What is the relative volocity of a gas? The molecules are futher apart and move even faster that the molecules of a liquid.
carbon element
nickel element
copper element
oxygen element
aluminum element
carbon dioxide compound
water compound
baking soda compound
table sugar compound
air mixture
plastics mixture
fabric mixture
wood mixture
well water mixture
bottled water mixture
a nickel mixture
a penny mixture
brass mixture
bronze mixture
baking powder mixture
steel mixture
physical properties color, solubility, odor, hardness, density, melting point, and boiling point.
Chemical properties rust, rot, burn, decompose, ferment, expode, and corrode
Created by: Jen Walls



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