An optical microscope you use with your eyes and an electron use rays to dig deeper into the object
1)magnification goes by 10x (read 10 times), 100x,1000x and some goes 10,000x
2)Always focus first using lowest power possible first, switch to medium power (100x) after it's focused on low power(10x), on 100x, use the small knob to focus it more. DO NOT touch the bigger nob when in medium or high power. Switch to high power (100x) when it is focused on medium power, again focus again using the small knob on high power.
3) So it doesn't gather dust and fog up the lense? that one should be self explanatory
Answer: D. A gradual change of the traits of an organism over time.
Explanation:
A natural selection is a phenomena that was proposed by Charles Darwin. In this he proposed the fact that of differential survival and reproduction of living beings who have better phenotypic traits over the others. These traits are passed from the parents to their offsprings. These traits are beneficial for the survival in adverse environments. The development of new traits with respect to the environment occurs gradually with time.
Answer:
There are 61 neutons in the element, and the element is silver.
