Radio Telescopes of Modest Size Can't Make Out as Much

question 19

Multiple Choice

Radio telescopes of modest size can't make out as much detail (have a lower resolution) than visible light telescopes. How do astronomers overcome this limitation?

• A) they have built a radio telescope in the desert that completely covers 1000 square miles
• B) this problem can't be solved; radio telescopes will always show poor detail
• C) we can connect several radio telescopes some distance apart together electronically to give us the resolution of a larger telescope
• D) we have launched a small radio telescope satellite into orbit, which (being above the atmosphere) can make out much more detail than any visible light telescope
• E) the same engineers responsible for the shape of the mirror for the Hubble Space Telescope are working on this problem; stay tuned

Identify the role of the spinal cord in reflex actions and message transmission between the brain and the body.

Understand how the brain processes and filters sensory information to maintain focus and alertness.

Understand the concept and calculation of Body Mass Index (BMI) and its implications for health and social perceptions.

Comprehend the phenomena of ageism, its manifestations, and impacts on the elderly.

---

Definitions:

Securities Regulation

A field of law that governs the issuance, trading, and enforcement of financial instruments like stocks and bonds, ensuring transparency, fairness, and protection for investors.

Disclose

means to reveal or make known information that was previously private or secret.

Duty

Obligation required by law or morality to act or refrain from acting in a certain manner towards others.

Waiting Period

A mandatory interval of time between the initiation of an action and its actual application, such as between filing an insurance claim and receiving benefits.