Human Impact

Front

What is the control in an experiment where engineers build a dam across the river, affecting sand migration to beaches?

Back

no dam

Front

In an experiment where people inhale more smog, what is the dependent variable (DV)?

Back

hold long they hold their breath

Front

Which energy source contributes most to climate change due to carbon emissions?

Back

Coal

Front

What is solar energy?

Back

Energy from the Sun; renewable energy source

Front

True or False: Drilling and transporting fossil fuels causes damage to natural habitats and can lead to land and water pollution.

Back

True

Front

What is the definition of renewable energy?

Back

Energy that is collected from resources that are naturally replenished on a human timescale, such as sunlight, wind, and rain.

Front

What is the definition of non-renewable energy?

Back

Energy that comes from sources that will run out or will not be replenished in our lifetimes, such as fossil fuels.

Front

What is the impact of deforestation on the environment?

Back

Deforestation leads to loss of biodiversity, disruption of water cycles, and increased carbon emissions.

Front

What is the greenhouse effect?

Back

The process by which certain gases trap heat in the Earth's atmosphere, leading to global warming.

Front

What is habitat destruction?

Back

The process in which natural habitat is rendered unable to support the species present.