If we drop a ball of lead and another one of wool of the same dimensions and at same time from and 100 metre high building, the ball which hits the ground first is: a) The lead ball b) The wool ball c) Both at the same time

What would happen if the earth's atmosphere vanished? The weight of things a) would decrease b) would be zero c) would increase d) wouldn’t change

Which bone is the longest bone in the human body? a) Femur b) Humerus c) Tibia

What is the temperature at which a liquid turns into a gas? a) Matter point b) Condensation point c) Boiling point

This vitamin is excreted by humans in urine. What is it? a) B12 b) C c) D

Which famous scientist introduced the idea of natural selection? a) Charles Darwin b) Sigmund Freud c) Thomas Henry Huxley

Three of the most common states of matter are solids, liquids, and gases. A liquid has: a) defined volume, but not a defined shape b) definite shape, but no defined volume c) definite volume and shape

If we cut the tail of all mice and their offspring and we did this experiment for a lot of generations, a) mice would be born without tail b) the tail of the new generations would be shorter c) the shape of the tail wouldn’t change

What is the base unit for temperature? a) Degree Kelvin b) Degree Fahrenheit c) Degree Celsius

The compound CO2 represents a) Two atoms of carbon and two atoms of oxygen b) One molecule of carbon and two molecules of oxygen c) One atom of carbon and two atoms of oxygen

Stalagmites grow from a) the ground of a cave towards the ceiling b) the ceiling of a cave towards the ground c) both directions, depending on which hemisphere they are

Can frogs live in salt water? a) Yes b) No c) Only in tropical seas

What is the largest organ of the human body? a) The skin b) The liver c) The brain