Category

Geology

Earth MaterialsGeology

Making Rocks Fun!

Okay, I have to admit, rocks sound boring to most people. But here's a way to get kids interested in the topic of rocks and minerals! Kids (and adults) love to find treasure. Purchase a bag of "mining rough" and you have a ready-made treasure hunt for your kids. Mining rough is the left over material generated by the mining process. To a mine that recovers and sells gemstones, it isn't cost effective to spend…
Cheryl Taylor
March 22, 2014
Earth in SpaceGeology

How much would you weigh on different planets?

What is weight? Your weight would be very different if you lived on another planet. Assuming your size didn’t change, why would your weight change? To understand this, you have to know what the term “weight” really means. A term that’s often confused with weight is “mass.” Mass is the amount of matter (stuff) that something is made of. Your mass wouldn’t change no matter what planet you happened to be standing on. But “weight”…
Cheryl Taylor
March 17, 2014
Earth in SpaceGeology

How old are you on a different planet?

What is a year? We measure age in years. A year is a unit of time equal to the number of days it takes the planet to travel all the way around the Sun and return to its same location along its orbit. Earth takes 365.25 days to make a trip around the sun, so our calendar year is usually 365 days. Once every four years, one day is added to the calendar at the…
Cheryl Taylor
March 17, 2014