Take the Quiz - Timed General Knowledge Challenge | GK Mania

1 What is the fine-structure constant?

A) ~1/137

B) ~1/157

C) ~1/127

D) ~1/147

2 What bends light through a prism?

A) Emission

B) Absorption

C) Refraction

D) Reflection

3 What happens when you rub a balloon on hair?

A) It pops

B) Nothing

C) It melts

D) Static

4 What is the de Broglie wavelength formula?

A) λ = h/E

B) λ = h/p

C) λ = p/h

D) λ = hf

5 What did Archimedes discover while taking a bath?

A) Magnetism

B) Gravity

C) principle

D) Electricity

6 What is convection?

A) Heat transfer through radiation

B) Heat transfer through vacuum

C) Heat transfer through the movement of fluids

D) Heat transfer through direct contact

7 What is the Bohr radius approximately?

A) 0.265 Å

B) 0.529 Å

C) 1.058 Å

D) 2.12 Å

8 What is thermal conductivity?

A) A material's weight

B) material's ability to conduct

C) A material's magnetic property

D) A material's color

9 What pulls objects toward Earth?

A) Magnetism

B) Gravity

C) Friction

D) Tension

10 What is the unit of force?

A) Joule

B) Pascal

C) Newton

D) Watt

11 What temperature scale starts at absolute zero?

A) Celsius

B) Fahrenheit

C) Kelvin

D) Rankine

12 What is a Carnot engine?

A) A diesel engine

B) An electric motor

C) theoretical perfectly

D) A gasoline engine

13 What color absorbs the most heat?

A) Red

B) White

C) Black

D) Blue

14 What determines the pitch of a sound?

A) Frequency

B) Wavelength

C) Amplitude

D) Speed

15 What is the unit of work?