Atoms and Elements

What charge does a proton have?

• positive
• negative
• no charge

What charge does a neutron have?

• positive
• negative
• no charge

What particles are in the nucleus of an atom?

• neutrons and electrons
• neutrons and protons
• protons and electrons

What is the atomic number?

• the number of protons in an element
  
• the number of neutrons in an element

All matter is made of 

• energy 
• atoms 
• air
• chemistry

Tags

NGSS.MS-PS1-1

What is the smallest?

• worm
• molecule
• galaxy
• atom

Where are protons located in the atom?

• orbitals
• nucleus
• rings
• positive

What does the 1.00794 stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

Tags

NGSS.MS-PS1-1

Each box on the periodic table represents each different known?

• Element
• molecules

The three categories of elements found on the periodic table are metals, nonmetals and?

• gases
• Metalloids