Reaching the age of adolescence. — Science STD 8 — Question

State whether the following statements are true or false:
In a kaleidoscope, a pattern seen once can never be seen again.

State whether the following statements are true or false:
A piece of fresh potato does not conduct electricity at all.

State whether the following statements are true or false:
If the amplitude of vibrations is large, sound is feeble.

State whether the following statements are true or false:
Half the female gametes contain X chromosomes and the other half contain Y chromosomes.

State whether the following statements are true or false:
Non-metals react with water to form a gas which burns with a ‘pop’ sound.

State whether the following statements are true or false:
There are nine planets in the Solar System.

State whether the following statements are true or false:
An earthquake is measured and recorded by using an instrument called electrocardiograph.

State whether the following statements are true or false:
Sodium is a very reactive metal.

State whether the following statements are true or false:
A hen’s egg is a group of cells.

State whether the following statements are true or false:
If the amplitude of vibrations is doubled, the loudness of sound also gets doubled.