Question

define Newton's 1st Law of Motion​

Answer 1

Explanation:

Newton's first law states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force. This postulate is known as the law of inertia.

Answer 2

$\huge\fbox\red{Answer}$

$\large\mathcal\blue{Newton's\:first\:law\:of\:motion:Inertia}$

Aɴ ᴏʙᴊᴇᴄᴛ ᴡɪʟʟ ɴᴏᴛ ᴄʜᴀɴɢᴇ ɪᴛs ᴍᴏᴛɪᴏɴ ᴜɴʟᴇss ᴀᴄᴛᴇᴅ ᴏɴ ʙʏ ᴀɴ ᴜɴʙᴀʟᴀɴᴄᴇᴅ ғᴏʀᴄᴇ.

•Iғ ɪᴛ ɪs ᴀᴛ ʀᴇsᴛ, ɪᴛ ᴡɪʟʟ sᴛᴀʏ ᴀᴛ ʀᴇsᴛ.

•Iғ ɪᴛ ɪs ɪɴ ᴍᴏᴛɪᴏɴ,ɪᴛ ᴡɪʟʟ ʀᴇᴍᴀɪɴ ᴀᴛ ᴛʜᴇ sᴀᴍᴇ ᴠᴇʟᴏᴄɪᴛʏ.

Oʙᴊᴇᴄᴛs ᴡɪᴛʜ ᴀ ɢʀᴇᴀᴛᴇʀ ᴍᴀss ʜᴀᴠᴇ ᴍᴏʀᴇ ɪɴᴇʀᴛɪᴀ.Iᴛ ᴛᴀᴋᴇs ᴍᴏʀᴇ ғᴏʀᴄᴇ ᴛᴏ ᴄʜᴀɴɢᴇ ᴛʜᴇɪʀ ғᴏʀᴄᴇ.