Answer:
The lower pressure balloon will expand. Figure 2 (above left) shows a typical initial configuration: the smaller balloon has the higher pressure. So, when the valve is opened, the smaller balloon pushes air into the larger balloon. It becomes smaller, and the larger balloon becomes larger.
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Explanation:
Answer:B
Explanation:
when any arrow will be close to mean(center)position it will be accurate
Explanation:
Greenhouse effect, a warming of Earth's surface and troposphere (the lowest layer of the atmosphere) caused by the presence of water vapour , carbon dioxide, methane, and certain other gases in the air. Of those gases, known as greenhouse gases, water vapour has the largest effect.
Answer:
The following are some pros and cons for badger control to stop bovine tuberculosis
Explanation:
Pros
1. culling showed significant decrease the occurrence of the disease in herds
2. The reduction in disease has been great economic help for farmers as the treatment is very expensive if the cows are tested positive.
cons
1. disrupted the ecosystem by targeting and killing badgers.
2. The policies and control methods are not cost efficient. they are high maintenance.