Science Test 1

Which type of particle orbits the nucleus of an atom?

• neutron

• proton

• electron

• quark

• photon

Which subatomic particle has a negative electric charge?

• electron

• neutron

• proton

• photon

• nucleus

What is the value of 1 mega (M) in scientific notation?

• 1×10(^3)

• 1x10(^6)

• 1x10(^ - 3)

• 1x10(^-6)

• 1x10(^9)

Which of the following discovered that lightning is an electrical phenomenon?

• Isaac Newton

• William Gilbert

• James Clerk Maxwell

• Benjamin Franklin

• Michael Faraday

What happens to the electric force between two charged particles if the distance between

• It doubles.

• It triples.

• It stays the same.

• It becomes one-fourth as strong.

• It becomes zero.

What type of electric charge do protons have?

• positive

• negative

• neutral

• variable

• alternating

What does the Greek word “atom” mean?

• smallest particle

• indivisible

• matter

• divisible

• element

What keeps electrons orbiting around the nucleus of an atom?

• gravitational force

• strong nuclear force

• weak nuclear force

• electromagnetic waves

• electric force

Which of the following statements is TRUE about electric charge?

• It can be created and destroyed.

• Only positive charge exists in nature.

• Electric charge is not conserved.

• Electrons and protons have equal and opposite charge.

• Neutrons have positive charge.

What type of material is more likely to build up static charge through friction?

• metal

• glass

• rubber

• water

• copper