Question

$\huge\bold{\underline{Question}}$


Define ᴠᴇʟᴏᴄɪᴛʏ

Oʏᴇ Jᴜɴɪᴏʀ..xD
Rᴇᴘʟʏ ᴛᴏ ᴅᴇ​

Answer 1

Answer:

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. ... Velocity is a physical vector quantity; both magnitude and direction are needed to define it.

Answer 2

Explanation:

☆ Three types of Heterotrophic nutrition :-

● Saprophytic Nutrition :-

The mode of nutrition in which organism obtain its food from dead decaying matter .

For ex :- Mushroom, yeast, bread moulds etc.

● Parasitic Nutrition :-

It is that nutrition in which an organism derives its food from the body of host without killing it instead living on/in it.

For ex :- Roundworm, leech, lice etc.

● Holozoic Nutrition :-

It is that nutrition in which an organism takes the complex organism food material into the body by the process of ingestion and then digestion and at last absorption.

For ex:- Humans, cat, dog , frog ,fish etc.