SainsTingkatan 2 Bab 9 Haba

Apakah maksud perolakan?

• Sejuk naik ke atas, panas turun kebawah

• panas

• sejuk

• bendalir bergerak dari kawasan panas ke kurang panas

Apakah maksud konduksi?

• Terjadi apabila haba berpindah apabila tidak bersentuhan

• Panas naik ke atas

• Sejuk turun ke bawah

• Haba berpindah apabila objek bersuhu tinggi dan bersuhu rendah bersentuhan.

Apakah jenis perpindahan haba apabila matahari memancar ke badan anda?

• Konduksi

• Perolakan

• Ketumpatan

• Radiasi

heat rises

• true
• false

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

heat energy traveling through space is an example of _____

• convection
• density
• radiation
• conduction

The sun shines down on this family as the play on the beach.

• conduction
• convection
• radiation

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

A group of friends gather around a fire to stay warm.

• conduction
• convection
• radiation

Tags

NGSS.4-PS3-2

The Gulf Stream is a current that brings warm ocean water from the south to the north.

• conduction
• convection
• radiation

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Walking on the warm sand sand with your bare feet.

• conduction
• convection
• radiation

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

8

• A

• B

• C

• D