Tronix 1 Lesson 1 Quiz
10 Questions
| Total Attempts: 82
Take this first as a prequiz, print your results and show them to me in class. You may then take the quiz again after we have done the lesson
Questions and Answers
- 1.Copper is a good conductor of electricity because of:
- A.
Lightly held free electrons
- B.
A 29 proton nucleus
- C.
A 29 proton nucleus and 34 neutron nucleus
- D.
A heavy center of gravity
- 2.Electron flow in a circuit is always:
- A.
From left to right
- B.
From positive to negative
- C.
Towards the center of gravity
- D.
From negative to positive
- 3.The ability of free electrons to slide easily from atom to atom creates a movement called:
- A.
Gravitational flow
- B.
Conventional flow
- C.
Atomic flow
- D.
Electron Flow
- 4.First used by the Greeks more than 2400 years ago we still use the word today:
- A.
Electricity
- B.
Atom
- C.
All of these
- D.
Electron
- 5.The metal with the highest electrical conductivity rating is:
- A.
Silver
- B.
Gold
- C.
Steel
- D.
Copper
- 6.The proton is about 1840 times heavier than the:
- A.
Atom
- B.
Electron
- C.
Nucleus
- D.
Neutron
- 7.The Greek Law of Charges states, in part that
- A.
Unlike charges attract
- B.
Like charges attract
- C.
All charges are equal
- D.
Unlike charges repel
- 8.The free electrons in the copper atom always carry a
- A.
Lower charge
- B.
Negative charge
- C.
Neutral charge
- D.
Positive charge
- 9.About 2400 years after the Greeks talked of the atom, modern scientists discovered the:
- A.
Proton
- B.
Electron
- C.
Neutron
- D.
All of these
- 10.The smallest known negatively charged particle is the:
- A.
Nucleus
- B.
Proton
- C.
Neutron
- D.
Electron
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