the best reading 6.2 unit 1-6 | Baamboozle - Baamboozle

There are tons of books and websites to help you learn to have lucid dreams.

So if you are suffering from nightmares, you may try to have lucid dreams.

You can change the bad dream to something funny or happy!

Your heart rate and eye movements also increase.

During REM sleep, a period of deep sleep, your brain is extremely active.

Sometimes you can’t remember your dreams, but everyone dreams while sleeping.

When a vaccine enters a body, the immune system learns how to fight the germs.

If germs get inside a body, the body’s immune system fights them.

When a disease spreads rapidly around the world, we call it a pandemic.

This can happen when an infected person coughs or sneezes.

Many germs are harmless, but some cause diseases.

Many diseases are caused by tiny germs called bacteria or viruses.

Some can disguise themselves as a leaf, a twig, or even a flower!

It’s a way animals blend into their surroundings, so they are not seen by predators.

Some animals disguise themselves by using body color or shape.

Organisms have adapted to get food, reproduce, or protect themselves

Adaptations help living things survive in their environment.

Have you ever wondered why giraffes have long necks?

A food web is a group of food chains within an ecosystem.

This adds nutrients to the soil so that new plants grow.

When living things die, decomposers break down, or decompose, their tissues.

Consumers are organisms that eat producers or other consumers.

Producers produce their own food from air, water, and sunlight.

A food chain shows how living things are linked through their food.

Their scent glands are removed when they are babies.

Potbellied pigs have been trained to play the piano, dance, and even ride skateboards!

Because pigs are clever, they are easily trained.

Crickets are considered good fortune in Native American cultures, too.

In Europe, having crickets in the kitchen is lucky.

In many countries, crickets are a symbol of good luck.

They might seem creepy to you, but some people keep insects as pets.

NASA astronaut Alan Shepard made the same journey later and became the first American in space.

Ham the chimpanzee flew in an American space capsule in 1961 and returned safely.

But the first real space traveler was Laika, a Russian dog.

They were chosen because they are more similar to humans than you imagine.

So animals were sent into space to see how they would be affected by space flight.

At the beginning of the Space Age, scientists were clueless about what would happen to humans in space.