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Electric Potential MCQ

According to the concept of punctuated equilibrium, _____.

The species is now extinct.

Speciation occurred instantaneously.

Speciation occurred in one generation.

Speciation occurred rapidly in geologic time.

The species will consequently have a relatively short existence, compared with other species.

Answer

Correct Answer: Speciation occurred rapidly in geologic time.

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Compared to type a axons, type c axons are __________.

Slower propagating

Unmyelinated

Smaller diameter

All of this

Answer

Correct Answer: Slower propagating

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One limitation of wind power is that it ________.

Involves mining

Produces water pollution

Is intermittent

Produces radioactive wastes

Uses fossil fuels to generate electricity

Answer

Correct Answer: Is intermittent

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It is impossible to destroy __________.

Motion

Momentum

Energy

Velocity

Answer

Correct Answer: Energy

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Bohr orbits have fixed _ and fixed _

Energies; distances

Speed of light

Core electrons

F block

Answer

Correct Answer: Energies; distances

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According to newton's 1st law, the law of inertia, if you hit a baseball with a bat it will _____.

Fly in a straight line unless an outside force changes its course

Fly in a crooked line unless an outside force changes its course

Fly in a straight line even when an outside force changes its course

Fly in a crooked line when an outside force changes its course

Answer

Correct Answer: Fly in a straight line unless an outside force changes its course

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According to modern understanding, protons and neutrons are each composed of ______.

Four bosons

Two fermions

Three leptons

Three quarks

Answer

Correct Answer: Three quarks

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An electric field is basically _________.

A source of voltage

An invisible force

A vector quantity

The same as a gravitational field

Answer

Correct Answer: A vector quantity

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Electric Potential MCQ

According to the concept of punctuated equilibrium, _____.

Compared to type a axons, type c axons are __________.

One limitation of wind power is that it ________.

It is impossible to destroy __________.

Bohr orbits have fixed _____ and fixed _____

According to newton's 1st law, the law of inertia, if you hit a baseball with a bat it will _____.

According to modern understanding, protons and neutrons are each composed of ______.

An electric field is basically _________.

Bohr orbits have fixed _ and fixed _