Grade 4 Finals 2 Revision

At what time of the day is the shadow the longest?

• 11:00 AM

• 12:00 NN

• 06:00 PM

• 03:00 PM

It is a transparent object that divides white light into different colors.

• Rainbow

• Prism

• Glass

• Light Meter

This happens when drops of water in the air are hit by light at a certain angle.

• Shadow

• Light Intensity

• Lux

• Rainbow

This happens when an opaque object blocks light coming from the light source.

• Shadow

• Light Intensity

• Lux

• Rainbow

When a side of the Earth faces to the Sun, that side experiences ...

• Night- time

• Daytime

• Lunchtime

• Midnight

The movement of the Earth on its axis.

• Circling

• Rounding

• Rotation

• Revolution

A Greek Scientist who lived in the 4th Century BCE who thought that rainbows were caused by clouds reflecting sunlight at certain angles.

• Isaac Newton

• Shen Kuo

• Aristotle

• Ibn Al- Haytham

An English scientist who showed that Sunlight is made up of different colors.

• Isaac Newton

• Shen Kuo

• Aristotle

• Ibn Al- Haytham

Complete the sequence of the colors of the rainbow: Red, Orange, Yellow, Green, Blue, _____, Violet.

• Purple

• Indigo

• Brown

• Black

How long does it take for the Earth to complete on Revolution?

• 24 hours

• 22 hours

• 365 days

• 365 days and 6 hours