This page is meant to model rotation. Each student received a view of the earth from the top. We attached a brad through the north pole and marked which way the earth spins. We added the definitions of rotate, axis and axial tilt. There is also a line showing where day/night meet.---will have to use!!!
Get a paper towel and wrap your apple seeds in them. Wet the paper towel and put it in the plastic bag. Make sure the plastic bag is sealed tight, and put it in the fridge. Your seeds should take about a month to germinate but check every few weeks and wet again if dry. Your seeds will start to have little white sprouts coming out of them soon enough that's when you know there ready for planting.
Some of the most popular shows on television revolve around scientists and investigators trying to hunt down criminals. Using forensic evidence, they assembled pieces of the puzzle until they uncover the bad guy. But how real are shows like CSI? This infographic gets to the bottom and separates fact from fiction.
The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German geologist and mineralogist Friedrich Mohs and is one of several definitions of hardness in materials science.