2nd 9 Weeks Review

Front

What variable is found along the Y-AXIS on the HR diagram?

Back

Luminosity (brightness) is plotted on the Y-axis of the HR diagram, indicating the brightness of stars.

Front

True or False: Deforestation releases carbon dioxide into the atmosphere.

Back

True. Deforestation contributes to increased carbon dioxide levels as trees that absorb CO2 are removed.

Front

Describe the weather at location 'X'.

Back

The weather at location 'X' is clear and sunny.

Front

What type of galaxy is characterized by spiral arms?

Back

A spiral galaxy is characterized by its spiral structure, with arms that extend outward from the center.

Front

What best describes a nebula?

Back

A nebula is a collection of dust and gases that forms stars or results from dying stars.

Front

What is the primary cause of climate change?

Back

The primary cause of climate change is the increase in greenhouse gases, such as carbon dioxide, in the atmosphere.

Front

What is the water cycle?

Back

The water cycle is the continuous process by which water evaporates, condenses, and precipitates back to the Earth.

Front

Define biodiversity.

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of species and genetic diversity.

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What is the difference between weather and climate?

Back

Weather refers to short-term atmospheric conditions, while climate is the long-term average of weather patterns in a region.