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

1.1 homework

1.1 HW

What is an atom? a small particle that is the building block of matter
What happens when atoms combine? it bonds to form different types of matter
What is an element? a substance made of only one kind of atom
Name three elements. gold, silver, oxygen
What is the relationship among atoms, elements, and molecules? they are all made up of each other
What is a compound? two kinds of atoms that are bonded
Name three compounds. pure water, carbon dioxide, sugar
What information about a compound is found in its chemical formula? chemical symbols and ratios
How are atoms related to elements and compounds? atoms make up elements and elements make up compounds
Is granite heterogeneous or homogeneous? heterogeneous
Is smoke heterogeneous or homogeneous? heterogeneous
Is soda heterogeneous or homogeneous? homogeneous
Is brass heterogeneous or homogeneous? homogeneous
Is trail mix heterogeneous or homogeneous? heterogeneous
Is air heterogeneous or homogeneous? homogeneous
Is tap water heterogeneous or homogeneous? homogeneous
What is the difference between a heterogeneous mixture and a homogeneous mixture? heterogeneous mixtures are not evenly mixed and homogeneous mixtures are evenly mixed but not bonded
The mixtures soda, brass, air, and tap water are solutions. Why? they are homogeneous
Anything that has mass and takes up space- matter
Made up of one or more types of atoms in the same combinations- substances
Made of only one type of atoms- elements
Made of two or more types of atoms bonded together- compounds
Made of two or more substances that are not bonded together- mixtures
Two or more substances unevenly mixed (differences visible)- heterogeneous mixture
Two or more substances evenly mixed (unable to see differences)- homogeneous mixture
Is a compound made of only one kind of atom? no
Are compounds made of unbonded substances? no
Are compounds substances? yes
Is a compound made of elements that are bonded together? yes
Is a compound represented by a chemical formula? yes
Is a compound's identity is not changed by changing the amount of its substances? no
Is a compound the smallest parts of an atom? no
Is a compound often made of molecules? no
True or False: compound is constant, mixture is not true
True or False: in mixture, identity changes; in a compound, identity does NOT change false
Created by: norrijus2555