资讯

A new study suggests Uranus' moon Miranda may harbor a water ocean beneath its surface, a finding that would challenge many assumptions about the moon's history and composition and could put it in ...
How-To Geek on MSN4 天
These 5 Neptune Facts Blew My Mind
However, at Neptune’s surface, the gravity is only about 1.1 times the gravity we experience on Earth. In other words, if something weighed 100 pounds on Earth, you would find it weighs 110 pounds on ...
Gravity on the surface, g in N/kg 11.2 Use a set of bathroom scales to measure your mass in kg. Then use the table above and the equation: Weight = mass x gravity to investigate how your mass and ...
Uranus just got a little more time on its hands ... for calculating coordinates on the enigmatic world and mapping its surface. Scientists may need to rethink some of those maps, a new study ...
Some objects fall differently depending on how gravity and air resistance interact. A feather, for example, is light and has a large surface area, meaning it will fall to the ground slowly.