Question

(h)
On which two fronts are change perceptible in the computer industry?
How can one know about the presence of pollution in water?
Why did Willium Thomas blow up the rocket which brought the family on
Unit-II
DU​

Answer 1

The answers are given below.

Explanation:

• 1- There are two fronts on computers in the computer industry where changes have been seen.
• The first front is the hardware.
• The physical parts of the computer are known as hardware.
• It helps the man to store it's physical and mental labor.
• 2- The death of hundreds of fishes in the water streams and rivers is a sign of water pollution.