Please help asap!!! How does the friction affect the total time a pendulum is in motion? And what could cause this friction in the real world?

What came first egg or chicken? and is tomato a vegetable or a fruit?

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.

If the charge that enters each meter of the axon gets distributed uniformly along it. true or false