Question

define velocity???????​

Answer 1

Answer:

• ᴛʜᴇ sᴘᴇᴇᴅ ᴀᴛ ᴡʜɪᴄʜ sᴏᴍᴇᴛʜɪɴɢ ᴍᴏᴠᴇs ɪɴ ᴀ ᴘᴀʀᴛɪᴄᴜʟᴀʀ ᴅɪʀᴇᴄᴛɪᴏɴ
• ᴛʜᴇ ᴠᴇʟᴏᴄɪᴛʏ ᴏғ ᴀɴ ᴏʙᴊᴇᴄᴛ ɪs ᴛʜᴇ ʀᴀᴛᴇ ᴏғ ᴄʜᴀɴɢᴇ ᴏғ ɪᴛs ᴘᴏsɪᴛɪᴏɴ ᴡɪᴛʜ ʀᴇsᴘᴇᴄᴛ ᴛᴏ ᴀ ғʀᴀᴍᴇ ᴏғ ʀᴇғᴇʀᴇɴᴄᴇ, ᴀɴᴅ ɪs ᴀ ғᴜɴᴄᴛɪᴏɴ ᴏғ ᴛɪᴍᴇ. ... ᴠᴇʟᴏᴄɪᴛʏ ɪs ᴀ ᴘʜʏsɪᴄᴀʟ ᴠᴇᴄᴛᴏʀ ǫᴜᴀɴᴛɪᴛʏ; ʙᴏᴛʜ ᴍᴀɢɴɪᴛᴜᴅᴇ ᴀɴᴅ ᴅɪʀᴇᴄᴛɪᴏɴ ᴀʀᴇ ɴᴇᴇᴅᴇᴅ ᴛᴏ ᴅᴇғɪɴᴇ ɪᴛ.

Answer 2

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.

Explanation:

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