Class 5 Quiz 4

Welcome to your Class 5 Quiz 4

A solar eclipse may occur when ________.

Sun is a ______.

Which of these planet has invisible rings?

About ______% of earth's surface is covered with water.

Life is possible on earth because _______.

 Some astrophysicists study about the luminosity of stars. What other word could you use to describe luminosity?

What is the other name used for computer programs and information?

The part of a computer that allows the user to view information on a screen is called: 

Which of these is an operating system? 

This part stores data, programs, settings, and the operating system while the computer is off. While it is on, it spins inside the computer reading and writing data. What is the name of this part? 

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