HSA NGSS Review 2021

Front

What is the independent variable in an experiment?

Back

The independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable. For example, in an experiment to see how coil material affects current, the independent variable is the coil material.

Front

What happens to hare populations if climate change makes it too warm for white spruce?

Back

The hare populations would decline greatly due to the loss of habitat and food sources.

Front

In the Sun & Earth system represented by a Tether ball, what does the pole represent?

Back

The pole represents the Sun in the Sun & Earth system.

Front

What geological features are formed at a convergent boundary?

Back

Convergent boundaries can create mountains, volcanoes, and deep ocean trenches.

Front

What is photosynthesis?

Back

Photosynthesis is the process in plant cells that converts energy from the sun into energy stored in food.

Front

What is a dependent variable in an experiment?

Back

The dependent variable is the factor that is measured or observed in an experiment, which is affected by changes in the independent variable.

Front

What is the role of gravity in the solar system?

Back

Gravity is the force that keeps planets in orbit around the Sun and governs the motion of celestial bodies.

Front

What is climate change?

Back

Climate change refers to significant changes in global temperatures and weather patterns over time, often attributed to human activities.

Front

What is a convergent boundary?

Back

A convergent boundary is a tectonic plate boundary where two plates move toward each other, often causing earthquakes and the formation of mountains.

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.