1. Who wrote A Brief History of Time?

Bertrand Russell

Albert Einstein

Stephen Hawking

2. A stationary ball that is ready to roll down a slope has which type of energy?

Kinetic energy

Potencial energy

Electrical energy

3.A common denominator for the fractions 5/12, 8/2 and 3/10 is what?

2

60

10

4. Who discovered X-rays?

Becquerel

Roentgen

Curie

5. Who, in 1931, predicted the existence of the neutrino?

Pauli

Bohr

Fermi

6. Who created a process of making food safe by heating?

Koch

Pasteur

Jenner

7. Triangles, squares, and pentagons are all examples of what?

Quadrilaterals

Polyhedra

Polygons

8. What does a bacterial cell not contain?

A flagellum

A nucleus

ytoplasm

9. Kitchen foil is made from which element?

Nickel

Aluminium

Iron

10.The study of plant, animal and climate interaction is called what?

Ecology

Biology

Biodiversity