Science Quiz

What is the smallest unit of matter? A) Atom B) Molecule C) Cell D) Electron

What causes tides on Earth? A) Earth's rotation B) Solar flares C) Gravitational pull of the Moon and the Sun D) Earth's magnetic field

What type of rock is formed from cooled lava? (options: Sedimentary; Metamorphic; Igneous; Fossilized Rock)

Which planet is known as the "Red Planet"? A) Venus B) Mars C) Jupiter D) Saturn

What is the process by which a liquid turns into a gas at the surface? A) Evaporation B) Condensation C) Sublimation D) Melting

Which gas do plants use for photosynthesis? A) Oxygen B) Carbon dioxide C) Nitrogen D) Hydrogen

Which element is essential for human bone health? A) Iron B) Calcium C) Potassium D) Sodium

Which force keeps planets in orbit around the Sun? A) Magnetic force B) Friction C) Gravitational force D) Electromagnetic force

What is the basic unit of heredity in living organisms? A) Cell B) Gene C) Chromosome D) Nucleus

What is the process of converting light energy into chemical energy in plants called? A) Respiration B) Fermentation C) Photosynthesis D) Digestion