Answer:
I think it might be the third one... but I'm not sure.
Explanation:
I think k represents gravity because it's the string keeping the ball attached to the pole.
Answer:
It could cause distruction (if near a living area) or it could have sentimental value (like a memorial from the past)
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Answer:
Ultraviolet radiation and Infrared light
Explanation:
There is a low energy of the ultraviolet spectrum that reaches the surface of the Earth and is the one that causes sunburns and make it necessary to wear sunglasses. Also, infrared radiation enters the troposophere and is the one that warms the Earth surface.
Yes mammals became abundant after the extinction of dinos because without the dinos around animals would be able to produce without the worry of getting eaten. They will be free to find food and find their fellow species as well.
Im going to say b not sure if im wrong sorry