If the height of the ramp was 1.2 m above the floor, how long would it take for the marble to hit the ground after it left the ramp?

Velocity refers to the ratio of change in

Which equation best describes the law of conservation of momentum? pi = pf pi > pf pi < pf pi + pf = 0

Is the law of inertia applies to both moving and nonmoving objects?

An object at a temperature of 3° kelvin emits thermal radiation. What region of the electromagnetic spectrum would the peak of this emission fall in?

if two small positively charged particles of equal magnitude are placed close to each other?

The tip of a triangle is held 12.0 cm above the surface of a flat pool of water. A submerged swimmer in the pool sees the tip of the triangle at what distance above the water? Let the indices of refraction nwater = 1.33 and nair = 1.00.

What is a lever used for?

What did the romans build as a step toward environment management

Accelerations are produced by equal forces or unequal forces?

A wave travels through a medium. As the wave passes, the particles of the medium vibrate in a direction perpendicular to the direction of the wave's motion. The wave is a. longitudinal. c. electromagnetic. b. a pulse. d. transverse.