What potential difference between the plates will cause the thread to assume an angle of 30.0∘∘ with the vertical?

Is the alien theory a scientific claim? why or why not? just took the test it was , : " the alien theory is not a scientific claim because it is not based on valid data, there is no evidence to support it, and it does not come from a reliable source."

Which of the following is an example of units for speed

Drag each tile to the correct box. tiles bra i sequence