This
is
true
Electromagnetic waves travel fastest through vacuum
Answer:
The tone really matters and if there are any exclamation marks also.
Explanation:
Collaboration in science is important because if only one scientist does an experiment, and gets a result, he/she could have messed. So this is where collaboration comes in. A few other scientists could try the experiment, and if they get the same answers, the result may be proven correct.
Hope this helped!
It MUST be either glue or gravity.