Worksheet: Why we Need Light
In this worksheet, we will practice on why we need light.
Which statement correctly explains how we see objects?
- AA light source shines on an object and reflects light into our eye, allowing us to see.
- BA light source shines from our eyes and reaches the object, allowing us to see.
Fill in the blank: Man-made sources of light are known as light.
The photograph shows a full moon.
True or False: The Moon is not a source of light.
True or False: The moon reflects light from the Sun.
Which of the diagrams correctly shows how we see light?
Class 3 made a dark box and placed a book, a pencil, and a ruler inside.
They made a peephole so they could look inside the box.
They also made a hole to allow them to shine a flashlight into the box.
If the torch is switched off, what will the children be able to see inside the box?
- ANone of the objects
- BSome of the objects
- CAll of the objects
Fill in the blank: We can see things because our eyes take in light. We call things that produce light of light.
Which of the following is a source of light?
- AThe Sun
- CThe Moon
Shiny objects are bright when a light is shone on them.
Which of these objects would appear the brightest under a lamp?
- AThe keys
- BThe table
- CThe woolly hat