Question

what do ment by inertia ?

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Answer 1

Answer:

a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.

Explanation:

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Answer 2

ғɪʀsᴛ ʟᴀᴡ ᴏғ ᴍᴏᴛɪᴏɴ sᴛᴀᴛᴇs ᴛʜᴀᴛ "ᴀɴ ᴏʙᴊᴇᴄᴛ ᴀᴛ ʀᴇsᴛ sᴛᴀʏs ᴀᴛ ʀᴇsᴛ ᴀɴᴅ ᴀɴ ᴏʙᴊᴇᴄᴛ ɪɴ ᴍᴏᴛɪᴏɴ sᴛᴀʏs ɪɴ ᴍᴏᴛɪᴏɴ ᴡɪᴛʜ ᴛʜᴇ sᴀᴍᴇ sᴘᴇᴇᴅ ᴀɴᴅ ɪɴ ᴛʜᴇ sᴀᴍᴇ ᴅɪʀᴇᴄᴛɪᴏɴ ᴜɴʟᴇss ᴀᴄᴛᴇᴅ ᴜᴘᴏɴ ʙʏ ᴀɴ ᴜɴʙᴀʟᴀɴᴄᴇᴅ ғᴏʀᴄᴇ." ᴏʙᴊᴇᴄᴛs ᴛᴇɴᴅ ᴛᴏ "ᴋᴇᴇᴘ ᴏɴ ᴅᴏɪɴɢ ᴡʜᴀᴛ ᴛʜᴇʏ'ʀᴇ ᴅᴏɪɴɢ." ɪɴ ғᴀᴄᴛ, ɪᴛ ɪs ᴛʜᴇ ɴᴀᴛᴜʀᴀʟ ᴛᴇɴᴅᴇɴᴄʏ ᴏғ ᴏʙᴊᴇᴄᴛs ᴛᴏ ʀᴇsɪsᴛ ᴄʜᴀɴɢᴇs ɪɴ ᴛʜᴇɪʀ sᴛᴀᴛᴇ ᴏғ ᴍᴏᴛɪᴏɴ. ᴛʜɪs ᴛᴇɴᴅᴇɴᴄʏ ᴛᴏ ʀᴇsɪsᴛ ᴄʜᴀɴɢᴇs ɪɴ ᴛʜᴇɪʀ sᴛᴀᴛᴇ ᴏғ ᴍᴏᴛɪᴏɴ ɪs ᴅᴇsᴄʀɪʙᴇᴅ ᴀs ɪɴᴇʀᴛɪᴀ.

ɪɴᴇʀᴛɪᴀ: ᴛʜᴇ ʀᴇsɪsᴛᴀɴᴄᴇ ᴀɴ ᴏʙᴊᴇᴄᴛ ʜᴀs ᴛᴏ ᴀ ᴄʜᴀɴɢᴇ ɪɴ ɪᴛs sᴛᴀᴛᴇ ᴏғ ᴍᴏᴛɪᴏɴ.