₁. ᴡʜᴀᴛ ʜᴀᴘᴘᴇɴᴇᴅ ᴛᴏ ᴛʜᴇ ᴄʜᴀʟᴋ ᴀꜰᴛᴇʀ ʀᴜʙʙɪɴɢ ɪᴛ ᴡɪᴛʜ ꜱᴀʟᴛ? ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ₂. ɪꜰ ᴛʜᴇ ᴄʜᴀʟᴋ ʀᴇᴘʀᴇꜱᴇɴᴛꜱ ᴛʜᴇ ʀᴏᴄᴋꜱ ɪɴ ᴏᴜʀ ᴘʟᴀɴᴇᴛ, ᴡʜᴀᴛ ᴅᴏᴇꜱ ᴛʜᴇ ʀᴜʙʙɪɴɢ ᴏꜰ ᴛʜᴇ ꜱᴀʟᴛ ʀᴇᴘʀᴇꜱᴇɴᴛ? ᴇxᴘʟᴀɪɴ ʏᴏᴜʀ ᴀɴꜱᴡᴇʀ. ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________
ᴅᴇꜱᴄʀɪʙᴇ ʜᴏᴡ ʀᴏᴄᴋꜱ ᴜɴᴅᴇʀɢᴏ ᴡᴇᴀᴛʜᴇʀɪɴɢ.
ɪɴᴛʀᴏᴅᴜᴄᴛɪᴏɴ:
ᴛʜᴇ ᴍᴀᴛᴇʀɪᴀʟꜱ ɪɴ ᴏᴜʀ ᴘʟᴀɴᴇᴛ ʜᴀᴠᴇ ᴀʟᴡᴀʏꜱ ʙᴇᴇɴ ᴇxᴘᴏꜱᴇᴅ ᴛᴏ ᴅɪꜰꜰᴇʀᴇɴᴛ ᴘʀᴏᴄᴇꜱꜱᴇꜱ ᴛʜᴀᴛ ᴄʜᴀɴɢᴇ
ɪᴛꜱ ᴘʜʏꜱɪᴄᴀʟ ᴀɴᴅ ᴄʜᴇᴍɪᴄᴀʟ ᴘʀᴏᴘᴇʀᴛɪᴇꜱ. ᴏɴᴇ ᴏꜰ ᴛʜᴇꜱᴇ ᴘʀᴏᴄᴇꜱꜱᴇꜱ ɪꜱ ᴡᴇᴀᴛʜᴇʀɪɴɢ. ᴡᴇᴀᴛʜᴇʀɪɴɢ ɪꜱ ᴛʜᴇ
ʙʀᴇᴀᴋɪɴɢ ᴅᴏᴡɴ ᴏꜰ ʀᴏᴄᴋꜱ ɪɴᴛᴏ ꜱᴍᴀʟʟᴇʀ ᴘɪᴇᴄᴇꜱ. ɪɴ ᴛʜɪꜱ ᴀᴄᴛɪᴠɪᴛʏ, ʏᴏᴜ ᴡɪʟʟ ɢᴀɪɴ ᴍᴏʀᴇ ᴜɴᴅᴇʀꜱᴛᴀɴᴅɪɴɢ ᴀʙᴏᴜᴛ
ᴡᴇᴀᴛʜᴇʀɪɴɢ ᴡɪᴛʜ ᴛʜᴇ ᴜꜱᴇ ᴏꜰ ꜱɪᴍᴘʟᴇ ᴍᴀᴛᴇʀɪᴀʟꜱ. ᴀꜰᴛᴇʀ ᴅᴏɪɴɢ ᴛʜᴇ ᴀᴄᴛɪᴠɪᴛʏ, ᴀɴꜱᴡᴇʀ ᴛʜᴇ Qᴜᴇꜱᴛɪᴏɴꜱ ᴛʜᴀᴛ
ꜰᴏʟʟᴏᴡ.
ɪ. ᴍᴀᴛᴇʀɪᴀʟꜱ:
ᴢɪᴘʟᴏᴄᴋ ʙᴀɢ
₁ ᴄᴜᴘ ᴏꜰ ᴛᴀʙʟᴇ ꜱᴀʟᴛ
ᴀ ᴘɪᴇᴄᴇ ᴏꜰ ᴄʜᴀʟᴋ
ɪɪɪ. ᴘʀᴏᴄᴇᴅᴜʀᴇꜱ:
₁. ᴏʙꜱᴇʀᴠᴇ ᴛʜᴇ ᴘɪᴇᴄᴇ ᴏꜰ ᴄʜᴀʟᴋ. ᴅʀᴀᴡ ʏᴏᴜʀ ᴏʙꜱᴇʀᴠᴀᴛɪᴏɴꜱ ᴏɴ ᴛʜᴇ ᴛᴀʙʟᴇ ɢɪᴠᴇɴ ᴏɴ ᴘᴀʀᴛ ɪɪɪ.
₂. ᴘᴜᴛ ᴛʜᴇ ᴘɪᴇᴄᴇ ᴏꜰ ᴄʜᴀʟᴋ ᴀɴᴅ ᴛʜᴇ ᴄᴜᴘ ᴏꜰ ꜱᴀʟᴛ ɪɴᴛᴏ ᴛʜᴇ ᴘʟᴀꜱᴛɪᴄ ʙᴀɢ. ꜱᴇᴀʟ ᴛʜᴇ ᴘʟᴀꜱᴛɪᴄ ʙᴀɢ ᴀɴᴅ ᴄᴀʀᴇꜰᴜʟʟʏ
ʀᴜʙ ᴛʜᴇ ᴄᴏɴᴛᴇɴᴛꜱ ᴏꜰ ʏᴏᴜʀ ʙᴀɢ ꜰᴏʀ ᴀᴛ ʟᴇᴀꜱᴛ ₂ ᴍɪɴᴜᴛᴇꜱ.
₃. ᴏʙꜱᴇʀᴠᴇ ᴛʜᴇ ᴄᴏɴᴛᴇɴᴛꜱ ᴏꜰ ᴛʜᴇ ʙᴀɢ ᴀꜰᴛᴇʀ ₂ ᴍɪɴᴜᴛᴇꜱ. ᴅʀᴀᴡ ʏᴏᴜʀ ᴏʙꜱᴇʀᴠᴀᴛɪᴏɴꜱ ᴏɴ ᴛʜᴇ ᴛᴀʙʟᴇ ɢɪᴠᴇɴ ᴏɴ
ᴘᴀʀᴛ ɪɪɪ.
ANSWER THE QUESTIONS BELOW:
ɪɪɪ. ʀᴇꜱᴜʟᴛꜱ:
ᴄʜᴀʟᴋ ʙᴇꜰᴏʀᴇ ʀᴜʙʙɪɴɢ ᴡɪᴛʜ ꜱᴀʟᴛ:
ᴄʜᴀʟᴋ ᴀꜰᴛᴇʀ ʀᴜʙʙɪɴɢ ᴡɪᴛʜ ꜱᴀʟᴛ:
ɪᴠ. ɢᴜɪᴅᴇ Qᴜᴇꜱᴛɪᴏɴꜱ
₁. ᴡʜᴀᴛ ʜᴀᴘᴘᴇɴᴇᴅ ᴛᴏ ᴛʜᴇ ᴄʜᴀʟᴋ ᴀꜰᴛᴇʀ ʀᴜʙʙɪɴɢ ɪᴛ ᴡɪᴛʜ ꜱᴀʟᴛ? ______________________________________________________________________________
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₂. ɪꜰ ᴛʜᴇ ᴄʜᴀʟᴋ ʀᴇᴘʀᴇꜱᴇɴᴛꜱ ᴛʜᴇ ʀᴏᴄᴋꜱ ɪɴ ᴏᴜʀ ᴘʟᴀɴᴇᴛ, ᴡʜᴀᴛ ᴅᴏᴇꜱ ᴛʜᴇ ʀᴜʙʙɪɴɢ ᴏꜰ ᴛʜᴇ ꜱᴀʟᴛ ʀᴇᴘʀᴇꜱᴇɴᴛ?
ᴇxᴘʟᴀɪɴ ʏᴏᴜʀ ᴀɴꜱᴡᴇʀ. ______________________________________________________________________________
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₃. ᴡʜᴀᴛ ᴘᴏꜱꜱɪʙʟᴇ ᴍᴀᴛᴇʀɪᴀʟꜱ ᴄᴀɴ ʙᴇ ᴀᴅᴅᴇᴅ ᴛᴏ ᴛʜᴇ ᴄᴏɴᴛᴇɴᴛꜱ ɪɴꜱɪᴅᴇ ᴛʜᴇ ʙᴀɢ ᴛᴏ ꜰᴜʀᴛʜᴇʀ ᴅᴇᴄʀᴇᴀꜱᴇ ɪᴛꜱ
ꜱɪᴢᴇ? ᴇxᴘʟᴀɪɴ ʏᴏᴜʀ ᴀɴꜱᴡᴇʀ. ______________________________________________________________________________
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ᴄᴏɴᴄʟᴜꜱɪᴏɴ:
ʜᴏᴡ ᴅᴏᴇꜱ ᴡᴇᴀᴛʜᴇʀɪɴɢ ᴀꜰꜰᴇᴄᴛ ʀᴏᴄᴋꜱ ᴀɴᴅ ᴍɪɴᴇʀᴀʟꜱ? ______________________________________________________________________________
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