You might be under investigation by law enforcement if:
Your neighbors suddenly lock their kids in the house when they see you come near;
The "telephone company" suddenly has people working in the man-holes and on the power poles around your house 24/7;
Your bank tellers suddenly look very nervous when you come in and the bank manager comes over and stands by you while you conduct your "business";
A large, American car with a couple of people in it starts hanging out across the street from your house when you are home;
Your mail is suddenly sealed with scotch tape instead of licked like normal;
The gardener is suddenly clean shaven and short-haired and woks a lot in the flower beds outside your office window;
You suddenly realize you haven't seen a "marked" police car in your mirror in a very long time;
Your in-laws start to encourage your wife and kids to take a loooong vacation with them;
Your boss starts to speak loudly and distinctly when questioning you about things at work;
There are suddenly joggers who like to jog from one end of your block to the other, only;
The "Mormon Missionaries" knocking on your door suddenly look a lot older;
You get arrested.
The case is being investigated by the inspector
They do not know, even after it being investigated. They thing it was most likely caused by either an electrical spark or a cigarette butt.
metallic alloy
The object being investigated in an experiment is typically called the "independent variable." It is the variable that is manipulated by the researcher to observe its effects on the "dependent variable," which is the outcome or response being measured.
MARS
experimental variable by: lambertfelias
yes
It is to decide what the data indicates about the hypothesis or problem being investigated.
I think its mars, i might be wrong
China
the control group
yes they are, along with asst coach trooper