If you push a box a distance of 2000 meters with a force of 1 newton, how many calories have you used

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

There are weak or strong attractive forces between atoms of liquids with a high viscosity

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?