8th Science STAAR Review

Front

What is average speed?

Back

Average speed is defined as the total distance traveled divided by the total time taken.

Front

How do you calculate average speed?

Back

Average speed = Distance ÷ Time

Front

At which point is kinetic energy highest in a pendulum swing?

Back

Kinetic energy is highest at the lowest point of the swing.

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats producers (plants) in a food web.

Front

What causes seasons on Earth?

Back

Seasons are caused by the revolution of the Earth around the Sun and the tilt of the Earth's axis.

Front

What is a spring tide?

Back

A spring tide is a tide that occurs during the new moon and full moon phases, resulting in higher high tides and lower low tides.

Front

What is a secondary consumer?

Back

A secondary consumer is an organism that eats primary consumers in a food web.

Front

What is the role of producers in an ecosystem?

Back

Producers are organisms that create their own food through photosynthesis, forming the base of the food web.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What is the difference between a new moon and a full moon?

Back

A new moon occurs when the Moon is between the Earth and the Sun, while a full moon occurs when the Earth is between the Moon and the Sun.