Semester 1 Finals

Semester 1 Finals

Assessment

Flashcard

Physics

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the vapor produced by a boiling liquid that drives turbines?

Back

Steam

2.

FLASHCARD QUESTION

Front

What do rough surfaces have more of compared to smooth surfaces?

Back

More microwelds

3.

FLASHCARD QUESTION

Front

What materials are needed to create an electromagnet?

Back

Battery, coil of wire, iron core

4.

FLASHCARD QUESTION

Front

Which material is commonly used as the core in an electromagnet?

Back

Iron

5.

FLASHCARD QUESTION

Front

What type of energy is derived from steam or hot water produced from underground rocks?

Back

Geothermal energy

6.

FLASHCARD QUESTION

Front

Define steam in the context of energy production.

Back

Steam is the vapor produced when water boils, used to drive turbines for energy generation.

7.

FLASHCARD QUESTION

Front

Explain the concept of microwelds in relation to surface texture.

Back

Microwelds are tiny bonds that form between rough surfaces, increasing friction.

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