Scientist have sent an unmanned space vehicle to Mars to investigate the properties of the planet. Mars’ gravitational field is 38% the strength of Earth’s gravitational field. How will the weight and mass of the vehicle change on Mars. A. The mass will increase, and the weight will increase
B. The mass will decrease, and the weight will decrease
C. The mass will remain the same, and the weight will decrease.
D. The mass will increase, and the weight all remain the same.

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.