Science Challenge

What is the chemical symbol for gold?

• Au

• Ag

• Pt

• Fe

What is the largest planet in our solar system?

• Neptune

• Saturn

• Mars

• Jupiter

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

• Chloroplast

• Respiration

• Photosynthesis

• Transpiration

What is the hardest natural substance on Earth?

• Steel

• Wood

• Glass

• Diamond

What is the powerhouse of the cell?

• Ribosomes

• Nucleus

• Mitochondria

• Golgi Apparatus

What is the unit of measurement for force?

• Kilogram (kg)

• Meter (m)

• Newton (N)

• Second (s)

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

• Evaporation

• Freezing

• Sublimation

• Condensation

What is the study of earthquakes called?

• astronomy

• geology

• seismology

• meteorology

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

• Freezing

• Condensation

• Melting

• Sublimation

What is the force that pulls objects towards the center of the Earth called?

• repulsion

• magnetism

• gravity

• centrifugal force