Because there is little or none of it.
It is difficult to get to the planets to observe them closely. Much of life (bacteria) would only be observable under a microscope, and even the largest living beings known on Earth wouldn't be observable from a telescope from Earth, for example.
Scientist find evidence about common ancestors.
Which volcanic feature did you find most difficult to identify? Explain why.
Light from the stars they orbit makes it difficult to see them.
Police use DNA evidence to run tests and find out who committed a crime.
find it yourself
people find it difficult to be united because they are different from each other
This is a good example of circumstantial evidence; this is basically when the evidence is just a matter of "in the wrong place at the wrong time". If there was little other evidence besides it a prosecution would find it very difficult to get a trial, much less a conviction.
It's difficult to find something that doesn't exist. There's no credible evidence that there ever was such a bomb.
I am not sure about this question too , a little difficult . I try to find the answer in the other website , but it is a little difficult for me to find it ! Maybe a little difficult for the other person to answer ! Original answer come from Emily(wow-nike.com)
"most difficult" is a personal thing. What you find most difficult someone else might find easy and also, the other way around.
To get the evidence you walk around to the other side of the car
it helps find evidence in a crime situation
look other person
You would find evidence
It is difficult to get to the planets to observe them closely. Much of life (bacteria) would only be observable under a microscope, and even the largest living beings known on Earth wouldn't be observable from a telescope from Earth, for example.
The sumerians were the first to leave evidence that they were aware of other planets.