Emperor penguins are known to dive down to a depth of about 530 meter to hunt. if atmospheric pressure is 1.013 x 10^5 pa, and the density of seawater is about 1025 kg/m^3, what is the absolute pressure a penguin experiences at that depth?

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

An object has a weight of 500 on earth what is the mass of this object

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve