Exam (elaborations)
What is an Atom Questions and Answers 100% Solved
- Course
- Institution
Exam of 2 pages for the course Atom at Atom (What is an Atom)
[Show more]
Content preview
What is an AtomAtom - answer the smallest unit/piece of an element
Substance - answer anything that always has the same combination of atoms/elements
Element - answer substance made up of only one type of atom
How many atoms are there in the universe? - answer10 followed by 80 zeroes
What happens when you split certain atoms - answer they will explode (atomic bomb)
How small are atoms? - answer extremely small
What is everything made of? - answer Atoms
What are atoms mostly made of? - answer empty space
What are the three subatomic particles atoms are made of? - answer Protons,
Neutrons, Electrons
Protons - answer positively charged subatomic particles
Neutrons - answer Subatomic particles with 0 or no charge
Electrons - answernegatively charged subatomic particles
What is the center of an atom called? - answer Nucleus
What is a nucleus composed of? - answer protons and neutrons
What kind of charge does a nucleus have? - answer positive
Why does a nucleus have a positive charge? - answer neutrons have 0 or no charge,
protons have a positive charge
What holds the nucleus together? - answer nuclear force
Protons and Neutrons have almost _________ - answer equal masses
Electrons have much _____ - answerless mass than protons and neutrons
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
83637 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now