history of atom

history of atom

Read through each slide. There will be a comprehension question(s) after each scientist so read carefully before you move on

As you read each slide

• complete the note taking sheet

• include the scientists name, description of their contribution/ experiments

• name / draw any models created by scientist

Multiple Select

Which of the following is correct about Dalton's theory? Check ALL that apply

• he created a spherical model of the atom

• he said atoms can be broken down further

• atoms can combine to form compounds

• atoms of the same element are identical, but atoms of different elements are different

Multiple Choice

What conclusion did Thomson make?

• cathode ray tubes are cool

• matter must contain negatively charged particles

• matter must contain positively charged particles

Multiple Choice

What food did Thomson's model remind him of

• pineapple

• round grape

• plum pudding

Open Ended

Summarize Rutherford's gold foil experiment in your own words

Multiple Choice

In the quantum mechanical model, there is a higher chance of finding electrons when they are _____

• far away from the nucleus

• close to the nucleus