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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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.

Remove ads
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

Physical Science

Atoms, protons etc

What has a positive charge? Protons
Whats has a negative charge? Electrons
What has a neutral charge? Neutrons
How do you get protons? From the atomic number
Does atomic number or mass number go on top when writing a isotope notation? Mass number
What are two ways you can write an isotope notation?(there is a third way) Iron-55 or Fe-55
What is the average mass of an element's naturally occurring atom called? Atomic Mass
What is it called when you add the total number of protons and neutrons? You get... The Mass Number
Where are protons and neutrons found? The Nucleus
What do you have to subtract in order to get the number of neutrons? Atomic number and Mass number.
Where are the electrons found? In the electron cloud.
What is an isotope? It is an atom of the same element with a different number of neutrons
What happens to an atom if the number of protons is changed? The elements change.
Where are electrons found inside the electron cloud? They are found in the energy levels.
What do you need for isotopes to be the same element? You need the same number of protons.
What is determined by the number of protons in one atom of an element? Its identity.
What does the atomic number tell you? The number of protons and electrons.
Created by: 100000687743032