Samantha is observing a salt crystal under a microscope. she wants to view more details by enlarging the image of the crystal. which would allow her to do this?
a)increasing the amount of light that shines on the crystal
b)decreasing the amount of light that shines on the crystal
c)increasing the strength of the objective lens
d)decreasing the strength of the objective lens

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?

Amajor difference radio waves, visible light, and gamma rays is the of the photons, which results in different photon frequencies and wavelengths

Which statement best describes the direction of the buoyant force on any object? a. opposite the force of gravity b. in the same direction as the weight c. in the direction of motion of the object d. opposite the direction of motion of the object