B: China and India both have a population around 1.5 billion people so in total they have around 3 billion people combined! That is more than the continent of Africa and North America combined!
It depends on where you live. Try both and compare. You can delete an app you don't want.
Answer: D. changes direction
Explanation: A lens works by refraction: it bends light rays as they pass through it so they change direction.
Hope this helps
Map is basically, a visual representation of an area showing physical features such as roads, rail, land-forms etc.
There are several type of Map and these includes:
- Political Map
- Physical Map.
- Topographic Map.
- Climatic Map.
- Economic or Resource Map
- Road Map. ...
Now, for this structure and for the fact that the we need to see the land-forms in the photo, a physical map is the best map to use.
The Physical maps shows features such like building, rivers, mountains, lakes and so on in a particular area.
Learn more about Physical maps here
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