ebook img

Check It Out! Light & Sound. Серия книг о законах физики для детей PDF

31 Pages·3.784 MB·English
Save to my drive
Quick download
Download
Most books are stored in the elastic cloud where traffic is expensive. For this reason, we have a limit on daily download.

Preview Check It Out! Light & Sound. Серия книг о законах физики для детей

Sunlight Light is energy that we can see. During the day, we get natural light from the sun. This light is called sunlight. Sunlight is bright when there are no clouds. NEVER look directly at the sun, even if you are wearing sunglasses. It can Bright light ;^pp7^ damage your jf^ Easy to see eyes. ' What do you think? Clouds in the sky sometimes block sunlight. The clouds make the sunlight dim—less bright. Is it easier or harder to see when light is dim? 5 (03 96od uo Answers Page 5 Page 7 It is harder to see when light is dim. It is tight in a box when you take off the lid. Dim light = Box without lid = Harder to see Light inside Page 9 It is easier to see o page if you hold a The ball wiil make a round shadow flashiight very close to it. Close to flashlight = Bright light 20 Darkness When there is no light, there is darkness Box with lid = Dark inside It is dark inside this box. The box blocks the light from getting inside. 6 What do you think? Now the box has no lid. The light can get inside the box. .Box without lid Is it light or dark in a box when you take off the lid? 7 (03 dSod UO J9MSUV) Answers Page 5 Page 7 It is harder to see when light is dim. It is tight in a box when you take off the lid. Dim light = Box without lid = Harder to see Light inside Page 9 It is easier to see o page if you hold a The ball wiil make a round shadow flashiight very close to it. Close to flashlight = Bright light 20 Making Light When it is dark, we can make artificial light by switching on a lamp or flashlight. The light is brightest close to the lamp. The light is dimmer farther away from the lamp. Far from flashlight = Dim light

See more

The list of books you might like

Most books are stored in the elastic cloud where traffic is expensive. For this reason, we have a limit on daily download.