Sökt på: gregory vogt
totalt 17 träffar
Missions to Mars
In 1975, NASA launched two spacecraft called Viking 1 and Viking 2. The spacecraft reached Mars nearly one year later. Find out more in Missions to Mars, one of the titles in the …
5-Minute Science: Grades 1-3: Instant Wow! Activities That Get Kids Excited about Science
Mind-blowing and fun, this collection of quick hands-on activities motivates students to learn more about science Get students revved up for science with this collection of 50 …
Building Reusable Rockets
The first partially reusable rocket was actually a space shuttle. The National Aeronautics and Space Administration (NASA) flew the first shuttle in 1981. Find out more in Building …
Hege und Herrschaft
Die Jagd strukturierte das soziale Leben an europaischen Furstenhofen vom Spatmittelalter bis ins 19. Jahrhundert massgeblich mit. Vom Fruhling bis in den Herbst verbrachten die …
Is There Life on Other Planets?
There is no gravity in space. The North Star never changes its position in the sky. Earth's shadow causes the phases of the moon. You may have heard these common sayings or beliefs …
Like Son, Like Father
Meteors and Comets
Have you ever seen a shooting star? What you really saw was a meteor! A meteor is actually a chunk of metallic or stony matter - called a meteoroid - that enters the earth's …