STAAR measuring up Cat 3 Alg

STAAR measuring up Cat 3 Alg

Assessment

Flashcard

Science

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a warm front?

Back

A warm front is a boundary between a warm air mass and a cold air mass, where the warm air rises over the cold air, often leading to cloud formation and precipitation.

2.

FLASHCARD QUESTION

Front

What does an HR-Diagram represent?

Back

An HR-Diagram (Hertzsprung-Russell Diagram) is a scatter plot of stars showing the relationship between their absolute magnitudes or luminosities versus their stellar classifications or effective temperatures.

3.

FLASHCARD QUESTION

Front

What is the significance of the Earth's tilt?

Back

The tilt of the Earth (approximately 23.5 degrees) is responsible for the changing seasons as it affects the angle and intensity of sunlight received at different latitudes throughout the year.

4.

FLASHCARD QUESTION

Front

What is a stationary front?

Back

A stationary front is a boundary between two air masses that are not moving, which can lead to prolonged periods of cloudy and rainy weather.

5.

FLASHCARD QUESTION

Front

What is the difference between day and night?

Back

Day occurs when a location on Earth is facing the sun, while night occurs when it is turned away from the sun, resulting in the absence of direct sunlight.

6.

FLASHCARD QUESTION

Front

What is a cold front?

Back

A cold front is a boundary where a cold air mass is replacing a warm air mass, often leading to thunderstorms and a drop in temperature.

7.

FLASHCARD QUESTION

Front

What is luminosity in stars?

Back

Luminosity is the total amount of energy emitted by a star per unit of time, often measured in watts, and is an important factor in determining a star's brightness.

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