Science Notes Posts

Color Neon Lights Periodic Table Wallpaper   Recently updated !

This colorful neon lights periodic table wallpaper shines brightly with a subtle glow. This table contains each element’s number, symbol, and name. Each element group shines with a different colored neon tube glow. As you move across the body of the tables, the colors follow the classic ROY G BIV […]

Color Neon Lights Periodic Table Wallpaper

This spacewalk would have been a lot more interesting without the space suit and not necessarily fatal. (NASA)

What Really Happens If You’re Exposed to Space   Recently updated !

Space Without a Space Suit Two of my most favorite science fiction movies of all time involve the main characters exposing themselves to low pressure. Ripley (Sigourney Weaver) spaces the alien in… well… probably every movie with her and the aliens, but Aliens is the best. Quaid (Arnold Schwarzenegger) spends […]

Is a Car Really a Safe Place to Be When Lightning Strikes? 1   Recently updated !

You’ve probably heard it’s safe to be in your car during a thunderstorm because you won’t get hurt if lightning strikes the car. Are you really safe? Yes and no. Tires Don’t Protect You! First off, while many people think it’s the rubber tires that protect a car from lightning, […]

Lightning and a car. Photo Credit: Bryce Bradford

Coral Crystal Garden (Anne Helmenstine)

Coral Crystal Garden Using Laundry Bluing   Recently updated !

The coral crystal garden is a colorful and interesting crystal project that resembles an undersea scene. The crystals look like delicate coral. Fortunately, you don’t need an aquarium or access to the ocean to grow these crystals. This simple project only requires ammonia, salt, and laundry bluing: Coral Crystal Garden […]

Inelastic Collision Example Problem Illustration After condition

Inelastic Collision Example Problem – Physics Homework Help   Recently updated !

A collision is considered an inelastic collision when kinetic energy is lost during the collision. This inelastic collision example problem will show how to find the final velocity of a system and the amount of energy lost from the collision. Inelastic Collision Example Problem Question: A 3000 kg truck travelling […]