They float thanks to the displacement of water and the resulting upward force created by that displacement. Since a boat's density is much lighter than the
it’s been hard to not be in Scranton on the 4th. If you are unfamiliar with Scranton, PA, it rests in a valley with mountains rising on all sides. If you are on the top of a hill within the valley, you will have a great view of the mountains. Scranton is also close to many ...
Clouds float in air that is dense enough to support them. Mostly this is because of variations in the temperature of the atmosphere. Temperature affects the density of gases, including air and water vapor, so a cloud experiences evaporation and condensation. The interior of a cloud can be a ...
They float from one place to 【7】. Soon, the seeds fall to the ground and each has its own space. It is ready to grow into a plant.First, the seed splits open(裂开). Then, the new plant’s roots push down into the ground. The roots grow long. They gather water. Before long...
But then, the government steps in, deciding to flood “6, 400 acres of old family farms and small ramshackle homes and turn it into a reservoir by using the dam to divert the river,” transforming corn fields into strip malls, drowning the valley under water, along with a way of life ...
Mr.Johnson found a wrench(扳手)and began to work on the boot lock.Fifteen minutes passed by.“It was the only chance I had.Finally it gave, but as soon as I moved the boot lid, the water and mud poured in.I forced the lid down into the mud and scrambled clear as the car filled...