Aspacecraft left earth to collect soil samples from mars. which statement is true about the strength of earth’s gravity on the moving spacecraft?

a) it decreases.
b) it increases.
c) it remains the same.
d) it doesn’t affect the spacecraft

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Which are true about beta reactions? there will be more than one answer. a. it has no change b. it doesn't change the mass of the number c. it has a mass of 0.0005 atoms d. it causes transmutation.

If frequency goes up, what happens to wavelength? does it get shorter or longer?