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That atoms are mostly empty space and they have a positively charged nucleus.
It has been proved by an experiment that when we pour acid on the metal then the gas will be released then light up a matchstick and up on it ,then we observe some lightening stars coming out from the matchstick ,if it happens like this is the hydrogen.
Sedatives make people drowsy. These include alcohol. Stimulants are consumed to stay awake. These include coffee and Red Bull. It is highly unrecommended to mix the two in a sedative-stimulant cocktail as it can prove fatal.
Ash is not acidic. It is an alkaline. You can prove it by watching its reactions with an acid such as vinegar.
It helps prove whether blinking is voluntary or involuntary :)
An experiment can prove or disprove a hypothesis.
Prove causation
Experiment
That depends on the result of the experiment. The experiment is a way to test a hypothesis, and it's completely fine if the experiment disproves the hypothesis. Ideally, though, the experiment will support the hypothesis.
Galileo
to prove it worked.
An experiment can prove they are wrong or right ...:)
This was an experiment to prove universal gravitation!
An experiment can show: Cause and effect (Apex).
By experiment.
The first step is to decide on the purpose of the experiment. What is it that you are trying to prove or disprove.
coke