Rock samples, taken from the moon, contain many of the same minerals as those found on earth. why might this be the case?

The biosphere of the earth is made up of what compound? organic or inorganic?

What’s the theoretical yield of solid lead

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.