Answer: 
Explanation:
Given
Power 
Distance from the light source 
Intensity is given by

Inserting values

Answer:
Fog forms in a valley
Explanation: that’s the only reasonable response
Scientists<span> use the </span>scientific method<span> to make testable explanations and predictions about the world. A </span>scientist<span> asks a question and develops an experiment, or set of experiments, to answer that question.
</span><span>Ask a QuestionDo Background ResearchConstruct a HypothesisTest Your Hypothesis by Doing an ExperimentAnalyze Your Data and Draw a ConclusionCommunicate Your Results</span>
The answer is 6.no got it right
An electric force exists between the following:
-Two negative objects
-Two positive objects
-A negative object and a positive object