A ball is rolling a 5 m/s down a hill the ball has 20 J of energy what is the mass of the ball

1.6kg

8kg

50kg

A scientist is studying the Big Bang theory, which is a theory that attempts to explain the creation and early development of the universe. She finds new evidence that suggests this theory might be incorrect.

Un objeto tiene un peso en Marte de 80,000N cual es el peso de dicho objeto en la tierra

The acceleration due to gravity on earth is 9.80 m/s2. if the mass of a giraffe is 1,470 kg, what is the weight of the giraffe? 1,470 n 150 n 14,400 n 144,000 n

Two airplanes leave an airport at the same time. The velocity of the first airplane is 650 m/h at a heading of 60.5 ◦ . The velocity of the second is 560 m/h at a heading of 85◦ . How far apart are they after 2.9 h?

Which statement about how light travels is true? Light waves can travel in a vacuum and travel at a constant speed even if the light source is moving.

What is the phenomenon thats occours when two waves (blank) while traveling along the same medium

The acceleration of an object increases by the force applied to it and decreases based on it's mass.

Expresa en terminos de la unidad fundamental

What color does Indigo turn things?

Which equation expresses the conservation of mechanical energy in a system that involves kinetic energy, gravitational potential energy, and elastic potential energy?