Science Facts

Tuesday, February 28, 2023

I have taught Science in public schools for over 30 years. I have learned that the more you learn about our world and how it works the more interesting it becomes. For instance, there is a fungi that actually takes over the mind of an ant and causes the ant to leave it's colony and climb down the tree in order to find a leaf and then die.
I upload a new Science fact video often and organize them in the playlist above.

Science Facts

Stomach acid is as acidic as battery acid, but your stomach produces mucus to protect it from the harmful effects of the strong acid.

A spider will have 8 legs, 2 body segments, and no antennae, compared to an insect which will have 6 legs, 3 body segments, and 2 antennae.

If you are nearsighted, also called Myopia, you can see objects up close but objects at a distance are blurry. If you are farsighted, also called Hyperopia, you can see objects at a distance clearly, and objects up close are blurry.

El Niño is the warming of the Pacific ocean trade winds are weak and do not push warm surface waters as far west.La Niña is the cooling of the Pacific Ocean and occur when trade whens are strong and push warm surface water west.

An Astronomical Unit ( AU ) is roughly the distance from the Earth to the Sun. This distance is 150,000,000 km or 93,000,000 miles.

astronomical unit

The human body has 206 bones. The are attached at joints with ligaments. The largest bone in your body is the femur and the stapes found in your ear is the smallest.

The major types of Amphibians are frogs,salamanders,Newts,Toads, and Caecilians.

It takes the Moon roughly 29.5 days go cycle through the Moon phases.

Alfred Wegener proposed the theory of continental drift which proposes that at one time the continents were one large land mass that broke apart and the continents drifted away from one another.

Arthropods make up approximately 80% of all animals on Earth.

Arthropds have an exoskeleton,a segmented body, and jointed appendages.


There are 6 simple machines. They include the lever, pully, wedge,wheel and axel, inclined plane, and a screw. Simple machines allow you to do more work with less effort.

Potential energy is stored energy.

potential energy

An estuary is created from fresh water flows into the ocean. Estuaries have been called the " Nursery of the Sea."

pH is a measure of the amount of hydrogen ions found in a water soluble solution.

Invertebrates make up 97% of all animals on Earth. Common examples include, insects, cephalopods, worms, crustacians, and mullusks.

There are four main groups of reptiles that make up many of the common reptiles we see each day. These groups are, Testurdines which include turtles. Squamates which include lizards and snakes. Crocadilians which include alligators,crocodiles, and caimans, and Rhynchocephalions which include the Tuatara.

The Capybara is the world's largest rodent. It can weigh up to 115 pounds and stand 4 feet tall.

The soil found at the Tundra Biome is called permafrost. This is because it contains a thin soil layer, but remains frozen underneath for two or more years. 



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