Category: macroscopic concepts

Magnetoreception in animals

In Book 2, Millie becomes fascinated by the idea that birds might be magnetic! She even imagines of catching them with a magnet. But soon, she learns the truth: migrating birds aren't magnetic, but they can sense the Earth's invisible magnetic field. It's like they have a built-in compass to hel...…
in macroscopic concepts
Magnetoreception in animals

Compass

A compass is a tiny magnet that can spin around! It’s usually inside a round case with directions North, South, East, and West) marked on it. The compass needle always tries to point toward the Earth’s magnetic South Pole, so you can use it to find your way around. If you put a magnet close to a...…
in macroscopic concepts
Compass

Angular momentum

Angular momentum is about how things spin. It's a sort of “spinning power” of something that’s turning or rotating. Big heavy things that spin quickly have a lot of spin power. Imagine you’re on a playground merry-go-round. If you’re sitting near the edge, and the merry-go-round is spinning, you...…
in macroscopic concepts
Angular momentum

Forces of nature

We often mentioned the Magnetic Force in the articles about Magnetism. But magnetic force is just one of the many types of forces we experience. Here is a list of a few of them: 🧠💪 Internal Forces (Inside Your Body — You Make the Force!) Muscle Force → Your muscles pull on your...…
in macroscopic concepts
Forces of nature

What's a force?

Force is like an invisible push or pull that makes things start, stop, speed up, slow down, or change direction. When you kick a ball — that’s force! When you open a door — that’s force! When wind pushes your kite up — nature is using force! We described many types of force her...…
in macroscopic concepts
What's a force?