Physics - Waves

Numeric Questions

100

A wave traveling at 10 m/s has a frequency of 0.5Hz. What is it´s wavelength?

20m

200

Waves are produced with a frequency of 10Hz. What is the period of a single wave?

0.1s

300

A series of waves are produced with a frequency of 10Hz. How many waves will have been produced after 1 minute?

600

400

A wave with an amplitude of 2cm interferes with a wave of amplitude -2cm traveling in the oppsite direction. What is the amplitude of the resultant wave?

0 cm (complete destructive interference will occur)

500

Light travels at a speed of 3 x 10⁸ m/s through a vacuum before entering a medium with a refractive index of 2. What is the speed of light in the medium?

1.5 x 10⁸ m/s

Waves Definitions

100

The rate at which a waves covers a distance

Wave speed

200

The maximum displacment of a wave

Amplitude

300

An arrow showing the direction of energy travel for a wave

Ray

400

The change in direction and speed of a wave as it passes into a medium of a different density

Refraction

500

The area of a longitudinal wave where particles are furthers apart and density is at its lowest.

Rarefaction

EMS

100

Name all 7 waves of the EMS in order starting with the most energetic.

Gamma - X rays - UV - Visible Light - Infrared - Microwave - Radio

200

Electromagnetic wave used in TV remote controls.

Infrared

300

The 3 EM waves which carry enough enegy to damage living cells are said to be forms of ............ radiation.

Ionising

400

How are electromagnetic waves produced?

By accelerating charged particles

500

What is the approximate wavelength of red light? 

700nm

Vocab

100

A type of wave that can travel through empty space

What are light waves?

200

This occurs when a wave changes speed when passing through a different medium 

What is refraction?

300

Occurs when a wave bounces off of an object

What is a reflection?

400

This is congruent to the angle of reflection of a wave

What is the angle of incidence?

500

This lens would be needed in order to correct near-sightedness 

What is a concave lens? 

Absolutely Random

100

How many events are there in the heptathlon?

7

200

Which film won the ´Best Film´award at the 2020 Oscars?

Parasite

300

In what year did the Tintantic sink?

1912

400

What colours are the five rings of the Olympics symbol?

Red, blue, yellow, green and black.

500

Mogadishu is the capital city of which Africn nation?

Somalia