How many planets are there in the solar system?

Science Trivia / April 29, 2025

8. In addition to planets, the solar system contains moons, asteroids, minor planets and comets.

What forces are equal in size but opposing?

Science Trivia / April 29, 2025

Balanced Forces. Because balanced forces cancel each other, the resulting force is zero.

What layer of the Earth is right below the crust?

Science Trivia / April 28, 2025

Mantle. The four layers of the earth are the crust, mantle, outer core and inner core.

What is a test that figures out how hard your heart is pumping to move blood all over your body called?

Science Trivia / April 28, 2025

Blood Pressure Test. Blood pressure is measured in millimeters of mercury.

Which of these is the best way scientists can learn about life in the past?

Science Trivia / April 27, 2025

Fossil Record. The earth's fossil record provides information about evolution.

What is a loss of water called?

Science Trivia / April 27, 2025

Dehydration. A healthy adult male should drink approximately 3 liters of water per day.