Question

what is frictional force?​

Answer 1

ғʀɪᴄᴛɪᴏɴ ɪs ᴛʜᴇ ғᴏʀᴄᴇ ʀᴇsɪsᴛɪɴɢ ᴛʜᴇ ʀᴇʟᴀᴛɪᴠᴇ ᴍᴏᴛɪᴏɴ ᴏғ sᴏʟɪᴅ sᴜʀғᴀᴄᴇs, ғʟᴜɪᴅ ʟᴀʏᴇʀs, ᴀɴᴅ ᴍᴀᴛᴇʀɪᴀʟ ᴇʟᴇᴍᴇɴᴛs sʟɪᴅɪɴɢ ᴀɢᴀɪɴsᴛ ᴇᴀᴄʜ ᴏᴛʜᴇʀ. ᴛʜᴇʀᴇ ᴀʀᴇ sᴇᴠᴇʀᴀʟ ᴛʏᴘᴇs ᴏғ ғʀɪᴄᴛɪᴏɴ: ᴅʀʏ ғʀɪᴄᴛɪᴏɴ ɪs ᴀ ғᴏʀᴄᴇ ᴛʜᴀᴛ ᴏᴘᴘᴏsᴇs ᴛʜᴇ ʀᴇʟᴀᴛɪᴠᴇ ʟᴀᴛᴇʀᴀʟ ᴍᴏᴛɪᴏɴ ᴏғ ᴛᴡᴏ sᴏʟɪᴅ sᴜʀғᴀᴄᴇs ɪɴ ᴄᴏɴᴛᴀᴄᴛ.

Answer 2

Answer:

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction: Dry friction is a force that opposes the relative lateral motion of two solid surfaces in contact.

Explanation:

I Hope it's clear