Answer:
Hope the below helps!
Explanation:
<u><em>Cause:</em></u>
Fossil fuels burn
Cities become more industrialised
Human population grows worldwide
<u><em>Effect:</em></u>
Glaciers melt
Climate changes
Rain falls in unusual amounts
To know the difference, you have to think about what might create changes. E.g. Human population grows worldwide, so each person has a carbon footprint, releasing more carbon emissions into the atmosphere. This means that the climate changes!
EKG
ACh released into the neuromuscular junction and binds to receptors on the sarcolemma
D
the last option
A scientific hypothesis that is subsequently extensively tested and continues to appear valid may be called a <u>THEORY.</u>