N/A — Exam Answers

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Which label best completes the diagram?

Strong nuclear force

Electromagnetic force

Gravitational force

Weak nuclear force

Which statement describes what the hand shows?

When the current flows up the wire, the magnetic field flows out on the left side of the wire and in on the right side of the wire.

When the current flows down the wire, the magnetic field flows out on the left side of the wire and in on the right side of the wire.

When the current flows up the wire, the magnetic field flows in on the left side of the wire and out on the right side of the wire.

When the current flows down the wire, the magnetic field flows in on the left side of the wire and out on the right side of the wire.

Which best describes the difference between wave A and wave B?

Wave B has a greater intensity and transfers more energy.

Wave B transfers more energy, but wave A has a greater intensity.

Wave A has a greater intensity and transfers more energy.

Wave A transfers more energy, but wave B has a greater intensity.

Which best describes how the image of the vase will appear?

It will be larger than the vase and upright.

It will be smaller than the vase and inverted.

It will be smaller than the vase and upright.

It will be larger than the vase and inverted.

What is the bes t conclusion about the charges that can be made based on the diagram?

Y is negative, and Z is negative.

Y and Z are like charges, but their identities cannot be determined.

Y and Z are opposite charges, but their identities cannot be determined.

Y is negative, and Z is positive.

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