Question

Match each statement with the correct scientist.


He used the gold foil experiments to develop his model of the atom __________.

His theory stated that all matter is made up of small, indivisible particles called atoms _________.

His model of the atom was called the plum pudding model ________________.


His experiments involved cathode ray tubes _____________.


He discovered the nucleus and the positively charged protons _____________.

He discovered the negatively charged electron ________________.

His experiments showed that electrons move in energy levels around the nucleus. Electrons can move from one level to another by absorbing or releasing energy _____________.

His atomic theory states that atoms combine in small, whole-number ratios to make new substances _________________.

Choices: John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr

choose the correct answers

Answers

GPT-4o mini
Here are the correct matches for each statement:

1. He used the gold foil experiments to develop his model of the atom __________. **Ernest Rutherford**

2. His theory stated that all matter is made up of small, indivisible particles called atoms _________. **John Dalton**

3. His model of the atom was called the plum pudding model ________________. **J.J. Thomson**

4. His experiments involved cathode ray tubes _____________. **J.J. Thomson**

5. He discovered the nucleus and the positively charged protons _____________. **Ernest Rutherford**

6. He discovered the negatively charged electron ________________. **J.J. Thomson**

7. His experiments showed that electrons move in energy levels around the nucleus. Electrons can move from one level to another by absorbing or releasing energy _____________. **Niels Bohr**

8. His atomic theory states that atoms combine in small, whole-number ratios to make new substances _________________. **John Dalton**

So the answers are:
1. Ernest Rutherford
2. John Dalton
3. J.J. Thomson
4. J.J. Thomson
5. Ernest Rutherford
6. J.J. Thomson
7. Niels Bohr
8. John Dalton