Agarden aboard the international space station allows space scientists to research the growth of plants in space. this research is important because astronauts will need to grow their own food to survive long space journeys. what challenges would you expect scientists to face when growing plants in space? what challenges will the astronauts have with meeting their own energy needs? scientists are also evaluating plants for gene mutations that would them grow better in space environments. what traits could a plant have that would it grow better in space?

Which plains area lies in both the united states and canada? altiplano central canadian shield coastal plains great plains

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?

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