National Science Bee 2020-2021 ORQE

Which of the following is not a prime number?

• 43

• 41

• 49

• 47

Which of the following shapes has two sets of parallel lines but no right angles?

• Square

• Rectangle

• Trapezoid

• Rhombus

A dodecagon has how many sides?

• 11

• 13

• 12

• 14

Isosceles, Scalene, and Equilateral are all types of which shape?

• Circles

• Pentagons

• Triangles

• Squares

Which of the following is not considered an irrational number?

• 8

• TT

• e

• √2

Sir Tim Berners-Lee and Alan Turing are best known for their pioneering work in what scientific field?

• Computer science

• Botany

• Chemistry

• Astronomy

Which of the following scientists is best known for the development of the telegraph?

• Neil deGrasse Tyson

• Samuel Morse

• Marie Curie

• Isaac Newton

The ability of an object to float in a fluid is known by what term?

• Viscosity

• Friction

• Inertia

• Buoyancy

Which element's 235 isotope was used during the Manhattan Project to produce a nuclear fission reaction?

• Gold

• Uranium

• Carbon

• Cobalt

Which of the following is not a branch of physics?

• Mechanics

• Genetics

• Electromagnetism

• Optics