Year 10 - Discovery of the nucleus Part 2

Year 10 - Discovery of the nucleus Part 2

Multiple Choice

What number indicates the nucleus?

• 1
• 2
• 3
• 4

Multiple Choice

Who was the Greek philosopher who called the smallest particle of matter an "atom"?

• Democritus

• Aristotle

• J.J Thompson

• Einstein

Multiple Choice

In Dalton's Atomic Theory, all elements consist of __________ that cannot be divided.

• Atoms
• Parts
• Molecules
• Hydrogen

Multiple Choice

What is the center of an atom called?

• nucleus

• electron cloud

• proton center

• photon center

Multiple Choice

The smallest particle of an element that still represents that element.

• Nucleus

• electron

• proton

• atom

Multiple Choice

What is a particle with one positive charge called?

• proton

• electron

• neutron

• quark

Multiple Choice

What is a particle with one negative charge called?

• electron

• proton

• quark

• neutron

Multiple Choice

Which scientist discovered the electrons?

• Dalton

• Thomson

• Atristotle

• Bohr