Types of light and where we use them VWO

Types of light

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Slide 1: Slide

NatuurkundeMiddelbare schoolvwoLeerjaar 2

This lesson contains 16 slides, with interactive quizzes, text slides and 1 video.

Lesson duration is: 50 min

Items in this lesson

Types of light

Slide 1 - Slide

What type of light is used to take pictures of your bones?

Gamma-rays

X-rays

Microwaves

UV light

Slide 2 - Quiz

Checking homework

Slide 3 - Slide

Slide 4 - Video

gamma-rays

Slide 5 - Slide

X-rays

Slide 6 - Slide

UV light

Slide 7 - Slide

visible light

Slide 8 - Slide

Infra-red

Slide 9 - Slide

Radio waves

Slide 10 - Slide

Using the speed of light

speed = frequency x wavelength

distance = speed x time

Speed of light = 300 000 km/s

Slide 11 - Slide

The circumference of the Earth is 40000 km, how long does it take for light to cross this distance?

timer

2:00

Slide 12 - Open question

Getting full points

The circumference of the Earth is 40000 km, how long does it take for light to cross this distance?

Getting full points

Slide 13 - Slide

Homework questions

Slide 14 - Slide

A light wave has a wavelength of 1.5cm
What is the frequency of this wave?

Slide 15 - Open question

Homework

Read pages 212 and 213 (physics at work, EM waves)

Chapter 28: problems 9 and 12

Slide 16 - Slide