Science
Junior High
[่ณๆฅ๐ฆ] ใชใโใฏๅฐใใใชใใฎใงใฏใชใๅคใใใชใใฎใงใใใใ๏ผ็ญใใฆใใ ใใฃใๆนใซใฏใในใใขใณใตใผใจใใฉใญใผใใใฆใใใ ใใพใ๐โโ๏ธ
ๆ็ปไธใฎ็ฉไฝใซใฏใใใใซ
ๆ้200 g ใฎ็ฉไฝใ30' ใฎๆ้ขใซ็ฝฎใใใ ๆฌกใฎ
ๅใใซ็ญใใชใใใ
็ฉไฝใซใฏใใใๆ้ขใซ ใใใใใซใฎๅคงใใใไฝๅณใซ
ใใฃใฆๆฑใใชใใใ
ใใ ใ, 100g ใฎ ็ฉไพกใฃ
็ฉไฝใซใฏใใใ้
ใซใซใฎๅคงใใใ1N
ใจใ, 1Nใฎๅใ
1cmใจใใฆไฝ
(CcUA่จ
@็ฉไฝใๆ้ขใฎไธใฎใปใใซ็ฝฎใใจ, ็ฉไฝใซใฏใใ
ใๆ้ขใซใใๅใฎๅคงใใใฏใฉใใชใใใ
@ไฝ้ขใฎๅพใใ30 ใใๅคงใ ใใใใจ, ็ฉไฝใซใฏใ
ใใๆ้ขใซใใๅใฎๅคงใใใฏใฉใใชใใใ
Answers
ๆ้ขใฎ่งๅบฆใ็ฉไฝใฎ่ณช้ใๅคใใฃใใใใชใใใฐ
ๆ้ขใซใใๅใฏ้ซใใซ้ขไฟใชใๅใใใใซๅใใใใงใ๏ผ
่บซ่ฟใง่จใใจๅฑฑ็ปใฃใใใใฃใฆใใฃใฆไธใซ่กใใปใฉๅผใๅฏใใใใใใใชใใงใใใญ๏ผ
ใใใจๅใใงใ๏ผ
ๅใๆ้ขไธใงใใใฐใๆ้ขๆนๅใฎๅใๅคใใใชใใฏใใ
็ฉไฝใซๅใๅใฏ๏ผ
้ๅใงใใ้ๅใฎๅคงใใใฏๅคใใใชใใ
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