Why Do Astronomers Need Different Telescope Designs to Observe Across

question 10

Multiple Choice

Why do astronomers need different telescope designs to observe across the electromagnetic spectrum?

• A)New telescopes incorporate new technology to increase their efficiency.
• B)Telescopes have to adapt to the greater distortion of the atmosphere at shorter wavelengths.
• C)Photons of different energy have different wavelengths,some of which are not accessible from Earth's surface and require different collection strategies.
• D)Light pollution is worse at radio wavelengths than visible wavelengths.
• E)Astronomers and engineers enjoy the challenge of making new telescope designs.

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The cash generated from the normal operations of a business, excluding cash movements from investing and financing activities.

Depreciated

Refers to the decrease in value of an asset over time due to wear and tear, age, or obsolescence.

Salvaged

The recovery of value from an asset that has been damaged, discarded, or no longer useful in its original form.

Depreciation Tax Shield

A reduction in taxable income resulting from the allowance for depreciation expenses, which ultimately decreases tax liabilities.