Common Knowledge Science Quiz

What causes the seasons?

• Earth's tilt of its rotational axis

• The distance between the Earth and the Sun.

Antibiotics kill viruses as well as bacteria.

• True

• False

It's the father's gene that decides whether the baby is a boy or a girl.

• True

• False

Lasers work by focusing sound waves.

• True

• False

Electrons are smaller than atoms.

• True

• False

All radioactivity is man-made.

• True

• False

Which of the following is correct?

• The Sun goes around the Earth

• The Earth goes around the Sun

The continents move and will continue to move.

• True

• False

The center of the Earth is hotter than its surface.

• True

• False

Humans are about ______% water.

• 85

• 32

• 58

• 45

• 29