Science Pulse Check 4 Review

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 an increase in temperature.

Front

What is a cold front?

Back

A cold front is a boundary where a cold air mass pushes into a warm air mass, usually causing a drop in temperature and often leading to storms.

Front

What is the role of a telescope?

Back

A telescope is an instrument that helps people see distant objects in the sky more clearly and brightly.

Front

Why does Earth receive energy from the Sun?

Back

Earth receives energy from the Sun because it is the closest star, allowing its light and heat to reach us.

Front

What do astronauts do on the International Space Station?

Back

Astronauts study space, conduct science experiments, and exercise to stay healthy in microgravity.

Front

What makes the Sun a star?

Back

The Sun is a star because it generates its own light and heat through nuclear fusion, unlike planets.

Front

What is the difference between a star and a planet?

Back

A star produces its own light and heat, while a planet does not and reflects light from a star.

Front

What is energy?

Back

Energy is the ability to do work or cause change, and it comes in various forms such as light, heat, and motion.

Front

What is the importance of the Sun for life on Earth?

Back

The Sun provides the energy necessary for photosynthesis, which is essential for plant life and, consequently, all life on Earth.

Front

What is a science experiment?

Back

A science experiment is a test conducted to explore a hypothesis or demonstrate a scientific principle.