The same side of the moon always faces the earth because the moons period of revolution

What material did the moon come from?

Drag each description to the correct location on the image. not all descriptions will be used. describe the parts of a comet. the frozen part of the comet the atmosphere of gases and dust formed when the nucleus vaporizes tail made of small, solid dust particles tail made of ions that appears to point away from the comet's orbit

What type of plant is good for a bioassay and where can i buy it? i only have a month.