Tag: science & technology

Quizzes (551) Questions (11015)

Questions Related to science & technology

Multiple choice general knowledge science & technology

Kalology

  1. Study of Beauty

  2. Study of fishes

  3. Study of Sleep

  4. Study of growing old
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Kalology is the study of facial beauty and the ways in which beauty influences human society. It is derived from the Greek word 'kalos' meaning beautiful.

Multiple choice general knowledge science & technology

How old is the earth?

  1. 50,000 years

  2. 500,000 years

  3. 5,000,000 years

  4. 5,000,000,000 years
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Earth is approximately 4.5 billion years old based on radiometric dating of meteorites and Earth's oldest rocks. Option D at 5 billion years is the closest to this scientific consensus among the given choices. The other options are orders of magnitude too young.

Multiple choice general knowledge science & technology

Where do most of the known asteroids orbit the Sun?

  1. Between the orbits of Venus and Earth.

  2. Between the orbits of Earth and Mars.

  3. Between the orbits of Mars and Jupiter.

  4. Between the orbits of Mars and Pluto.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The main asteroid belt lies between Mars and Jupiter, containing millions of rocky objects. While some asteroids exist elsewhere (like near-Earth asteroids or Trojans), the vast majority orbit in this specific region between the two planets.

Multiple choice general knowledge science & technology

To reach another planet, a spacecraft must be aimed:

  1. At the planet

  2. Where the planet will be when the spacecraft reaches it

  3. Midway between the two

  4. Some distance before the planet
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Because spacecraft travel time takes months or years and planets move continuously along their orbits, you must aim where the planet will be when the spacecraft arrives. This is called 'leading the target' - similar to shooting a moving object in hunting.