The concentration of a liquid refers to how diluted or saturated the liquid is. This orange juice is so diluted it tastes like water.
Answer: Use less paper
Explanation:
Giant pandas live on bamboo, which is scarce because bamboo trees are being cut down to make paper, which is destroying their natural habitat and only food source. By not using fewer paper products, you are helping to protect pandas from extinction.
Answer:
This process of water moving through a membrane is called osmosis.
Explanation:
Osmosis equalizes – or makes the concentration of water on both sides of the egg membrane the same. This means the egg will swell as the water moves inside and get larger.
Answer:
When the athlete runs in the race, his body needs more oxygen. His rate of breathing increases so that more oxygen can be supplied to the body. This is the reason, an athlete needs to breathe faster and deeper than usual; after finishing the race
Explanation:
