If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

Did you know that sound is actually caused by movement? Vibrations of particles create the sound that we hear.

Ever wonder what causes lightning to strike? Explore the physics of lightning with this striking physical science worksheet!

This cool physics worksheet helps kids learn how centripetal force and centrifugal force can explain why short track speed skaters don't fall over during turns.

Have you ever wondered what keeps the moon in orbit? Newton's first law gets a quick introduction, too, in this worksheet for kids. Check it out!

Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

What is the difference between condensation and evaporation? Learn about natural cooling and heating processes that are caused by changing states of matter!

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

What is wind energy? Teach your students how we can use the wind to create electricity!

How fast does sound travel? Help your child figure out the physics of sound waves with this informative worksheet.

Children are introduced to the concept of the speed of light in this illustrated worksheet.

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

In this worksheet, kids learn about basic physics concepts like mass, momentum, and velocity by applying them to a popular winter sport: slalom skiing!

Atoms are some of the tiniest particles that make up our world. Give kids some perspective with this worksheet that shows kids just how small atoms are.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

It's a bird! It's a plane! It's Physics Man! Test your knowledge of the physical world with this fun questionnaire that takes physics to a super-heroic level.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?

Ever wonder why sounds change as they move away from us? Learn all about the Doppler effect with this physics worksheet.

Learn all about how to convert centimeters to inches in this practice worksheet.

With this worksheet, kids read about the sport of biathlon and gain an appreciation for the skills involved by studying the math and physics behind them!

Learn about drag, air resistance, and Newton's laws with this cool worksheet on bobsled physics!

Without reflective surfaces, this biker would have a much more dangerous ride. Can you find all five reflective surfaces present in this scene?