You and all organisms live an environment. An environment is made up of everything that surrounds an organism. It can include the air, the water, the soil, and even other organisms. An organism responds to changes in its environment. When an organism responds to a change, it reacts in c...
+ It may be a little bit difficult to get the answer because of some traps set by the speaker: - the speaker mentions 3 types of money charging- under twelves, students, everyone else- so, the price range should include these 3 types of tickets - the speaker states that tickets for un...
根据文中第2段:Thewatercyclealwaysbeginswithwatervapour(蒸汽).Whenit'shotoutside,youcanseecloudsforminginthesky.Thesecloudsaremadeofwatervapourthatcomesfromtheground,plantsandrivers.Aswatervapourrisesintothesky,itcoolsdownandbecomesclouds.Afterthat,cloudstravelthroughtheskyandfallbacktoEarthasrainorsnow.Then,...
T his is why we find that there are so many plants around us.If you look carefully at the plants around you, you will find that there are many types of plants. Some are large while others are sm all. Most plants are green.T here are two main types of plants: flow ering plants ...
But some also say that standing the egg has nothing to do with the time. The most important thing is to shift the egg's center of gravity to the lowest part of the egg. In this way, the trick is holding the egg until the yolk sinks as much as possible. For this, you're better ...
Farmers also use nitrates, nitrogen rich fertilizer that help plants grow but that can wreak havoc on the environment. Nitrates are swept away by surface runoff to lakes and seas. Too many nitrates “over enrich” these bodies of water, encouraging the buildup of algae, or...
An environment is made up of everything that surrounds an organism. It can include the air, the water, the soil, and even other organisms. An organism responds to changes in its environment. When an organism responds to a change, it reacts in certain ways. All living things respond ...
Plants are largely made up of water. 1 Even people are largely made up of water. If we do not keep enough water inside us, we could die.Water helps to take the goodness from food to the parts of our body. 2 A person needs water every day. We get some of the water by eating ...
Wildfires are made possible by hot dry weather conditions as well as a supply of dead plants that serve as fuel.We may have limited control over the first factor,but we can control the second.Reducing the fuel load (易燃物总量) lowers the probability of wildfires occurring,as well as the ...
You and all organisms live an environment. An environment is made up of everything that surrounds an organism. It can include the air, the water, the soil, and even other organisms. An organism responds to changes in its environment. When an organism responds to a change, it reacts in ...