To eliminate the possibility of hidden or unknown variables the scientist must a control experiment.
This question is unknown and will remain unknown forever
There are a quite a few answers that fit this question. Gold is very ductile and is an excellent conductor of heat and electricity.
tongue
The purpose of a control variable in an experiment is to allow the experiment to come out with accurate results. It makes it a lot easier to measure the results when different things aren't affecting it.
That depends on the context you are using it in. If you are writing a paper and require a synonym "Question" is just fine, but "Examine", Inspect", "Probe" or "Study" would be just fine. If the question is being asked as a direct question form, it might be looking for something along the lines of "Research" or "Experiment". When one conducts an experiment it is done to answer a previously unknown (or unproven) question. It is usually posed in the form of a hypothesis and then either proven or disproven to answer the fundamental question.It was Albert Einstein that said "If we knew what we were doing, it wouldn't be called research!"
Unknown Answer, Trying again or research the question
By the definition of "unknown", no one can tell you an unknown fact about the NBA.
To eliminate the possibility of hidden or unknown variables the scientist must a control experiment.
The independent variable is the variable that is unknown until the experiment is performed. This is the variable that is manipulated by the researcher to observe its effect on the dependent variable.
This question cannot be answered because it is unknown if aliens exist, and we would have to know that they exist before we could research them, and find information like your question.
A responding variable
The definition of "unknown" is that nobody knows - so how would we know if there were?
A game at cards, now unknown.
Because if you have any unknown factors you wont know how the experiment will react in any given situation.
to find the unknown variables
Context is an adjective describing the noun clues.*Bonus! Different types of context clues:1. Definition and Restatement: when the definition of the unknown word is stated somewhere else in the sentence or passage.2. Using Examples: when there is a list of examples that would be described by the unknown word.3. Compare: when the unknown word is compared to another known word/ when the unknown word and a known word have similarities in the passage (the opposite of contrasting)4. Contrast: when the unknown is being contrasted with a known word/ when the unknown word and a known word have differences in passage (the opposite of comparing)5. Cause and Effect: when something caused something else/ when the unknown word is diretly affected to the cause and effect in the passage6. Inference from General Context: when what is implied in the general context is picked up on by the reader to understand the meaning of the unknown word.