Measurement of Physical Quantities — Science STD 7 — Question

1 cubic foot means 28.317 ml

The standards of the six fundamental units are kept in the National Physical Laboratory at New Delhi.

The charges of electricity are absorbed in moist air.(static,electron)

Each atom contains a stationary charge and moving charges.(positive, negative,Benjamin Franklin)

Materials like milk are instantly cooled after heating up to a certain high temperature. This method of food preservation is called ……….. .
(Irradiation, dehydration, pasteurization, natural, chemical)

Vinegar is a …………. type of food preservative.
(Irradiation, dehydration, pasteurization, natural, chemical)

Symbol of unit of second is sec.

Most of the fat digestion occurs in ………………….. .

The largest muscle of our body is in the ………………….. .

Approximately ………………….. skeletal muscles are there in the human body.