Temperature and Calor

Quiz
•
Science
•
7th Grade
•
Medium
OKTI SAFA'AH
Used 1+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the three main methods of heat transfer?
Conduction, convection, radiation
Filtration, distillation, extraction
Evaporation, condensation, sublimation
Absorption, reflection, diffusion
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Definisikan konduksi dalam konteks perpindahan panas.
Konduksi adalah pergerakan panas melalui arus konveksi.
Konduksi terjadi ketika panas dipindahkan melalui fluida.
Konduksi adalah perpindahan panas melalui radiasi.
Konduksi adalah perpindahan panas melalui kontak langsung antara material.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Material manakah yang merupakan konduktor panas terbaik?
Tembaga dan aluminium adalah konduktor panas terbaik.
Kaca dan karet adalah konduktor panas yang sangat baik.
Besi dan baja adalah konduktor panas yang paling efisien.
Kayu dan plastik adalah konduktor panas terbaik.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Explain how convection occurs in fluids.
Convection involves the mixing of fluids without any temperature change.
Convection is the process of heat transfer through direct contact between particles.
Convection occurs only in gases, not in liquids.
Convection in fluids occurs through the movement of warmer, less dense fluid rising and cooler, denser fluid sinking, creating a circulation pattern.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa peran densitas dalam arus konveksi?
Densitas menyebabkan pergerakan fluida dalam arus konveksi dengan mempengaruhi daya apung.
Densitas tidak berpengaruh pada pergerakan fluida.
Densitas hanya mempengaruhi bahan padat, bukan fluida.
Densitas tidak relevan dengan proses konveksi.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Describe the process of radiation in heat transfer.
Conduction is the transfer of heat through electromagnetic waves.
Convection is the transfer of heat through direct contact between materials.
Radiation is the transfer of heat through electromagnetic waves without the need for a medium.
Radiation requires a physical medium to transfer heat.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bagaimana suhu suatu objek mempengaruhi radiasinya?
Suhu tidak berpengaruh pada intensitas atau panjang gelombang radiasi.
Suhu yang lebih rendah meningkatkan intensitas radiasi dan menggeser panjang gelombang puncak ke panjang gelombang yang lebih pendek.
Suhu yang lebih tinggi meningkatkan intensitas radiasi dan menggeser panjang gelombang puncak ke panjang gelombang yang lebih pendek.
Suhu yang lebih tinggi mengurangi intensitas radiasi dan menggeser panjang gelombang puncak ke panjang gelombang yang lebih panjang.
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