Answer:
Generally, planets closer to the sun are rocky whereas planets further away are made of gasses because as the planets formed, the planets closer to the sun had their gasses were stripped away due to the heat of the sun, whereas planets slightly further away
Explanation:
To reduce the likelihood of human error, to gather more evidence, and to make his numbers more exact.
Answer:
plywoods boxes
Explanation:
Spraying the pesticides on plywood boxes seems a better alternative as this method is used to check the time it takes for the pesticide to dissipate.
Biotic-the decrease of fish can Make the bear population decrease
abiotic-A rapid change in the temperature can make the bear population decline
