THE ATOM

By the end of this lesson, students should be able to explain what an atom is and explain the different parts of an atom

THE WORD ATOM

• The word atom comes from the Greek language
• The Greek word "atomos" means indivisible
• Democritus, a Greek Philosopher, coined the term atom

Question of the Day
What is an atom?
An atom is the building block of all matter

THREE MAIN PARTS OF AN ATOM

• Protons-positively charged particles
• Neutrons-particles that have no charge
• Electrons-negatively charged particles

THE NUCLEUS

• The nucleus-the center of the atom
• This is where the protons and neutrons are found in an atom

THE ELECTRON SHELL

• The electrons shell is where the electrons are located in an atom
• The electrons buzz around the nucleus very quickly

Question of the Day
What is an atom?

REVIEW

• What does the Greek word atomos mean?
• What are the three main parts of an atom?
• What charge do neutrons have?
• What is the center of an atom called?
• Where are the electrons located in an atom?

VIDEO LINK

“And just as you saw the iron mixed with baked clay, so the people will be a mixture and will not remain united, any more than iron mixes with clay.”
‭‭Daniel‬ ‭2:43‬ ‭NIV‬‬