ATOMS 1

All matter is made of what ?

• energy 
• atoms 
• electrons 
• compounds 

The positive particles of an atom are 

• electrons 
• molecules 
• neutrons 
• protons 

The central part of an atom is known as the 

• nucleus 
• electron rings
• negative core 
• molecule 

An atom with an atomic number 6 would have how many protons?

• 6
• 12
• 3
• cannot be determined 

Particles in an atom that are neutral and have no charge are 

• compounds 
• electrons 
• neutrons 
• protons 

True or False? Neutrons have a negative charge.

• True
• False

The particle that moves around the nucleus at the speed of light is the

• proton
• neutron
• electron
• element

In the modern periodic table, elements are arranged by their

• atomic mass
• atomic number
• electron shells
• good looks

What is the number of protons that the element in this image contains?

• 14
• 7
• 15
• 21

Which of the following is a negatively charged subatomic particle?

• Electron
• Proton
• Neutron
• Nucleus