Which of the following might be evidence for an extrasolar planet?
> a. doppler-shifted stellar spectrum and physics calculations that indicate low-mass object
b. x-ray observations emanating from the star
c. direct visual observation of the planet transiting the star
d. doppler-shifted stellar spectrum nd physics calculations that indicate a high-mass object
(i guessed my own question lol and got it right)

Sarah and michelle work at a tech company that designs exercise apps. sarah tells michelle she has heard that james, their supervisor, interviewed with a competitor and may be leaving the company, which would open up a management position. what kind of power is sarah exerting?

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell