Question

7. Distinguish between speed & velocity.

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Answer 1

Sᴘᴇᴇᴅ, ʙᴇɪɴɢ ᴀ sᴄᴀʟᴀʀ ϙᴜᴀɴᴛɪᴛʏ, ɪs ᴛʜᴇ ʀᴀᴛᴇ ᴀᴛ ᴡʜɪᴄʜ ᴀɴ ᴏʙᴊᴇᴄᴛ ᴄᴏᴠᴇʀs ᴅɪsᴛᴀɴᴄᴇ. Tʜᴇ ᴀᴠᴇʀᴀɢᴇ sᴘᴇᴇᴅ ɪs ᴛʜᴇ ᴅɪsᴛᴀɴᴄᴇ (ᴀ sᴄᴀʟᴀʀ ϙᴜᴀɴᴛɪᴛʏ) ᴘᴇʀ ᴛɪᴍᴇ ʀᴀᴛɪᴏ. ... Oɴ ᴛʜᴇ ᴏᴛʜᴇʀ ʜᴀɴᴅ, ᴠᴇʟᴏᴄɪᴛʏ ɪs ᴀ ᴠᴇᴄᴛᴏʀ ϙᴜᴀɴᴛɪᴛʏ; ɪᴛ ɪs ᴅɪʀᴇᴄᴛɪᴏɴ-ᴀᴡᴀʀᴇ. Vᴇʟᴏᴄɪᴛʏ ɪs ᴛʜᴇ ʀᴀᴛᴇ ᴀᴛ ᴡʜɪᴄʜ ᴛʜᴇ ᴘᴏsɪᴛɪᴏɴ ᴄʜᴀɴɢᴇs.

Hᴏᴘᴇ ɪᴛ ʜᴇʟᴘs..... ❤❤

Answer 2

Answer:

    speed

• The rate of change of distance .
• Scalar quantity
• Average speed

      = total distance traveled ,s   / time ,t

• S.I unit :ms-1

velocity.

• The rate of change of displacement.
• Vector quantity
• Average speed

     = total displacement ,s / / time ,t

• S.I unit :ms-1

Explanation:

Hope it help you