Space Telescope a Has a Diameter of 2

question 42

Multiple Choice

Space telescope A has a diameter of 2.4 metres; space telescope B has a diameter of 6.5 metres. If they take pictures with the same wavelength of light, which telescope will be better able to make separate images of two stars close together on the sky?

• A) Telescope A will do better.
• B) Telescope B will do better.
• C) Neither one; if they work at the same wavelength, they will give the same results.
• D) Neither one; even in space, telescopes cannot separate objects that are near each other.

---

Definitions:

Rapidly Progressing

Advancing or developing at a faster rate than usual.

Cross-sectional

An observational study method that examines data collected from a population or a selected representative sample at one particular moment.

Prevalence Of Smoking

The proportion of a population that smokes, measured at a specific point in time.

Anonymous Survey

A survey in which the identities of the respondents are not known to the researchers, ensuring privacy and encouraging honest answers.