What is the chemical symbol for gold?

• Au

• Fe

• Pt

• Ag

Which planet is known as the Red Planet?

• Jupiter

• Venus

• Neptune

• Mars

What is the process by which plants make their food called?

• Chlorophyll

• Photosynthesis

• Respiration

• Transpiration

What is the largest organ in the human body?

• heart

• liver

• brain

• skin

What is the unit of measurement for force?

• Newton (N)

• Kilogram (kg)

• Meter (m)

• Joule (J)

What is the closest star to Earth?

• Sun

• Proxima Centauri

• Betelgeuse

• Alpha Centauri

What is the hardest natural substance on Earth?

• Steel

• Diamond

• Gold

• Plastic

What is the powerhouse of the cell?

• Mitochondria

• Chloroplast

• Nucleus

• Ribosome

What is the process of a liquid turning into a gas called?

• solidification

• sublimation

• evaporation

• condensation

What is the study of earthquakes called?

• seismology

• geology

• meteorology

• astronomy