Answer:
B
Explanation:
Light shows duality i.e it shows properties of both particle as well as wave.
Answer:
chemicals are dumped into lakes and rivers
Explanation:
all the other choices are results of cutting down trees
Allan already had a heart attack and can try to prevent another one by changing the diet, exercising, or even quit smoking, but there are non-modifiable risks such as age, sex and generic heritage, so If Allan is over 40 years old, male or comes from a family with heart diseases, Allan needs to be extra careful because those factors cannot be changed no matter how the way of life is changed.
When scientists try to use the explanation of the natural world to understand patterns, they are making PREDICTIONS about natural events. For example, volcanic eruptions.
Sorry if I am wrong
Answer:
Food is broken down into nutrients.
Skeletal system
Explanation:
