Polystyrene is a good insulator as it has small air bubbles trapped inside of it. This means heat energy cannot flow through them therefore it is an effective material for keeping honeybees warm in the winter. Hope this helps :)
A: In a lab a scientist measures the height of roses that received different fertilizers.
An experiment must include variables. The other three are just measurements, but since the scientist is varying the types of fertilizers used, this better describes an experiment. It is also done in a controlled environment (in a lab) which helps to eliminate other uncertainties.
Land use is when an area is used for a specific purpose. There are five types of land use: residential, agricultural, recreation, transportation, and commercial.
Answer:
mitochondria
Explanation:
Mitochondria is known as power house of a cell
The answer is CATG!
Explanation: It’s just the opposite of the strand! G always goes with C and A always goes with T! :)
