Practice Test

Question 1

What do the areas labeled X and Y represent?

Revolt · Accepted Answer

A: constructive interference in which waves strengthen each other

Question 2

Which accurately explains concave and convex lenses?

Revolt · Accepted Answer

D: With concave lenses, placement of the object does not dictate which side of the lense the image will appear, but with convex lenses, they do.

Question 3

Which labels belong in the areas marked X, Y, and Z?

Revolt · Accepted Answer

B: X: Curves outward  Y: Image may be smaller than object  Z: Image is always virtual

Question 4

What does the index of refraction directly measure?

Revolt · Accepted Answer

D: the bending of light in a medium

Question 5

Which idea does Arnold need to correct?

Revolt · Accepted Answer

B: In scattering, long wavelengths are scattered the most.

Question 6

Which lists the waves in order of wavelength, from longest to shortest?

Revolt · Accepted Answer

C: infrared, visible light, gamma rays

Question 7

Which letter represents the position of the object?

Revolt · Accepted Answer

C: Y

Question 8

Yellow light has a frequency of 5 point 2 times 10 to the 14th power Hz and travels at a speed of 3.0 meters meters per second What is the wavelength of yellow light, in meters?

Revolt · Accepted Answer

A: 2 point 2 times 10 to the negative 6 power m; D: 5 point 8 times 10 to the negative 7 power m

Question 9

Yellow light has a frequency of 5 point 2 times 10 to the 14th power Hz and travels at a speed of 3.0 meters meters per second What is the wavelength of yellow light, in meters?

Revolt · Accepted Answer

D: 5 point 8 times 10 to the negative 7 power m

Question 10

Which letter represents the position of the object?

Revolt · Accepted Answer

D: Z

Practice Test Answers

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Practice Test Answers

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