Answer:
This:
Explanation:
Black holes occur when a massive star or larger reaches the final stage of it's lifespan. The star implodes and a black hole is the dying star's remains
Explanation:
- area of rectangle=l×b
2.area of rectangle=l×b
3. perimeter of square=4×L
4. perimeter of rectangle=2(L+b)
- 14=2(4+b)
- 14=8+2b
- 2b=6
- b=3cm
hope it helps.
Answer:
Explanation:
Following are a few consequences of fossil fuels
1. It causes air pollution.
2. When they are burned, they produce toxic substances which leads to global warming.
3. Waste products are hazardous to public health and environment.
4. They are non - renewable and unsustainable.
5. Drilling fossil fuels is a dangerous process
Hope this helps
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Because ecosystems don't change over one day, they change over a long period of time. Plus, something that happens may be because of more than just one change.
