SSLC (English Medium) कक्षा ८ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

Differentiate osmoconformers and osmoregulators.

Which of the following organisms does not have both muscles and skeleton for movement?

Differentiate between the following.

Pectoral and Pelvic girdle

Adolescence is the energistic stage. What health and good habits you want to develop?

What is the purpose of charts?

All flowing substances such as liquids or gases are called fluids.

The pressure in a liquid is the same at all depths.

Analogy

Liquid pressure: ______ :: Atmospheric Pressure: ______.

What is lateral pressure?

Name an instrument used to measure the difference in the liquid pressure.

State whether the liquids and gases also exert pressure.

A liquid flowing out of a very small opening of a tube or tap comes out in the form of fine drops and not as a continuous stream. Why?

Which of the following is not a scale of temperature?

Lighting occurs due to ______.

Before using an electroscope, it should be ______.

The gold-leaf electroscope was developed in ______. 

The gold-leaf electroscope was developed by Abraham Bennet.

Assertion: Insulators do not allow a flow of current through them.
Reason: Insulators have no free charge carrier

Assertion: When both the strips of the electroscope are charged with a similar charge, they repel each other and become wide open.
Reason: Like charges always repel each other.

What do you mean by electrical Earthing?