Question

Define: (a) Gravity (b) Density​

Answer 1

Explanation:

HERE IS UR ANSWER..... HOPE U UNDERSTAND

Answer 2

⁂ɢʀᴀᴠɪᴛʏ:- ɢʀᴀᴠɪᴛʏ ɪs ᴀ ɴᴀᴛᴜʀᴀʟ ᴏᴄᴄᴜʀᴇɴᴄᴇ ʙʏ ᴡʜɪᴄʜ ᴀʟʟ ᴛʜɪɴɢs ᴡɪᴛʜ ᴍᴀss ᴏʀ ᴠɪᴛᴀʟɪᴛʏ ᴀʀᴇ ᴇsᴄᴏʀᴛ ᴛᴏᴡᴀʀᴅ ᴏɴᴇ ᴀɴᴏᴛʜᴇʀ. 

⁂ᴅᴇɴsɪᴛʏ:-ᴅᴇɴsɪᴛʏ ɪs ᴛʜᴇ ᴅᴇɢʀᴇᴇ ᴏғ ᴄᴏᴍᴘᴀᴄᴛɴᴇss ᴏғ ᴀ ɪᴛ's ᴀɴ ᴇsᴛɪᴍᴀᴛᴇ ᴏғ ᴍᴀss ᴘᴇʀ ᴄᴀᴘᴀᴄɪᴛʏ.