Science General Knowledge

What is the SI unit of force?

• Joule

• Kilogram

• Meter

• Newton (N)

Which layer of the Earth is made up of tectonic plates?

• mantle

• core

• crust

• lithosphere

What is the closest planet to the Sun?

• Venus

• Mercury

• Earth

• Mars

What is the phenomenon where light is bent as it passes through different mediums?

• Reflection

• Refraction

• Absorption

• Diffraction

What is the process by which plants make their food?

• Respiration

• Hydrolysis

• Chloroplast

• Photosynthesis

What is the study of celestial objects such as stars, planets, and galaxies called?

• Chemistry

• Astronomy

• Biology

• Astrology

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

• gravity

• magnetism

• repulsion

• attraction

Which planet is known as the Red Planet?

• Jupiter

• Venus

• Earth

• Mars

What is the process of the Earth rotating on its axis called?

• rotation

• tilt

• orbit

• revolution

What is the unit of measurement for distance in space?

• light-minutes

• astronomical units

• light-years

• parsecs