Unit - 2.2 Measurement Of Mass And Time — PHYSICS STD 6 — Question

write the correct statement :
The temperature below 37°C on clinical thermometer means fever.

Answer the following in a word or two or in a sentence.
Write the formula for finding the average of a given set of observations.

write the correct statement :
In case of solids, the intermolecular forces are almost negligible.

Write the correct statements :
An opaque body as a screen is not necessary in the formation of a shadow.

Solve the crossword puzzle.
Across
1. Type of force which depends upon the roughness of a surface
2. An effect of friction
3. The force of friction caused due to fluids
4. Type of friction acting between two bodies at rest
5. Type of friction which occurs when applied force overcomes static friction
6. A special body design to enable minimum drage Down

List two artificial sources of light.

If a force is applied towards East, in order to move a body, in which direction does the force of friction act?

Write the correct statements.
The strength of a magnet is strongest in the middle and weakest at its ends.

State two ways of increasing the strength of an electromagnet

Give two examples each of magnetic and non-magnetic substances.