Physical Science and Atoms!

Physical Science and Atoms!

Week 11

Poll

Were there scientists 2 thousand and 41 years ago?

• Yes

• No

• Maybe?

Piece of Paper Activity!

• Take the piece of paper and fold it in half

• Now fold it in half again...

• And again...

• Again...

• Keep folding until you cannot fold anymore!!

• When it becomes impossible for you to fold it, then it is considered to be "indivisible"!

• AKA it is as small as it will go!

Multiple Choice

John Dalton said "Atoms are _________ and _________"

• Round and Small

• Indestructible and Unchangeable

• Grey and Silver

• Old and Weird

Open Ended

The "Planetary Model" says that electrons move around the nucleus. In our world... what would this be like?

Poll

Have you learned about Atoms before today?

• Yes

• No

Multiple Choice

True or False: Neutrons have a charge of zero (0).

• True

• False

Fill in the Blank

If an atom has 7 protons, how many electrons does it have?