You may have seen videos of astronauts jumping on the moon. Their movements appear bouncier and lighter than how we move on Earth, and this is thanks to gravity. Gravity is "the force by which a planet or other body draws objects toward its center," according to NASA. If people move differently on the moon than on Earth, does that mean the moon has no gravity?
Table of Specification is a plan prepared by a classroom teacher as a basis for test construction. It is important that this be carefully prepared by the teacher. This tools…
New Automated SF9 + SF10 for FREE Downloads The checking of forms is approaching and most of our teachers will get tired of school work again. So we thought of…
LAS CAMPANAS OBSERVATORY, Chile — To walk among the observatory domes of the Atacama Desert is to brush your hair with the stars. The Atacama, on a plateau high in the Chilean Andes, is one of the driest and darkest places in the world. During the day one can see to Bolivia, far to the east, where clouds billow into thunderstorms that will never moisten this region. At night, calm, unruffled winds off the Pacific Ocean produce some of the most exquisite stargazing conditions on Earth....
There are 8 planets in our solar system, they are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Planets in our solar system can be divided into two main groups, Terrestrial Planets and Gas Giants. Planets that orbit other stars are referred to as Exoplanets.
An overseas territory or dependency is a region with ties abroad to a sovereign nation—not a completely independent state, but also not a constituent part or administrative subdivision of the…
Why do you land on the ground when you jump up instead of floating off into space? Why do things fall down when you throw them or drop them? The answer is gravity: an invisible force that pulls objects toward each other. Earth's gravity is what keeps you on the ground and what makes things fall...
The human body is an amazing thing, but even though we spend all day with ourselves, there are still plenty of things that you probably don’t know about your body. We’ve compiled a bumper list of interesting facts for you to drop into a conversation and impress your friends!
Table of Contents Most of the world's smallest nations are either island states amidst the Pacific Ocean or Caribbean Sea, or tiny countries landlocked in Europe. From street-sized to giant…
Table of Contents Despite ills such as pollution, climate change, ecological disasters and the destruction of many wild places, Earth is a beautiful place. From waterfalls and islands to forests…
