Question

3. J.J. Thomson experiments provided evidence that an atom,
A.is the smallest particle of matter
B. contains negatively changed particles
C. has a negitive charge.
D. has a postitive change

4. Who provided evidence for the existence of a nucleus in an atom?
A. John Dalton
B. J.J Thompson
C. Democritus
D. Ernest Rutherford

Answer 1

3. is B
https://en.wikipedia.org/wiki/J._J._Thomson
He concluded that the rays were composed of very light, negatively charged particles which were a universal building block of atoms.

Answer 2

what about 4?

Answer 3

and 4. is D

https://en.wikipedia.org/wiki/Atomic_nucleus

The atomic nucleus was discovered in 1911 by Ernest Rutherford based on the 1909 Geiger–Marsden gold foil experiment.

Answer 4

^_^ i hope this helped

Answer 5

did you double check number 2 by chance?

Answer 6

ok, what do you mean by number 2?

Answer 7

number 4?

Answer 8

or litterally number 2?

Answer 9

@BeautifulYoungThug18

Answer 10

literally number 2

Answer 11

ok, yah, i did double check it, and i said it was A

Answer 12

okay

Answer 13

actually, can you ask number 2 again, i just want to make sure im thinking about the same question you are. :P

Answer 14

yep, its A