What are two ways to change velocity?

What is the average of this dаta: 2cm, 3.5cm, 6.1cm, 1.4 cm? and how do you get that answer?

What is the potential energy of a spring that is compressed 0.65 m by a 25 kg block if the spring constant is 95 N/m?

Under what conditions would a rope remain in equilibrium during a tug of war? A) When there is no force acting on the rope. B) When the net force acting on the rope is zero. C) When the forces acing on the rope are unbalanced.

Seen through a traditional optical telescope, the space between stars and galaxies is pitch black. But, with a radio telescope, we detect a faint background glow, almost exactly the same in all directions, that is not associated with any star,

What happens to the wavelength of a wave if you increase the frequency?

The sun generates both mechanical and electromagnetic waves. Which statement about those waves is true? The mechanical waves reach Earth, while the electromagnetic waves do not.

A 3-kg mass is in free fall. What is the velocity of the mass after 7 seconds?

How does the role of blood protect the body

What is the objects velocity if the momentum is 6.0 kg•m/as

Which of the following scientists did not support the wave motion of light? A. Fresnel B. Maxwell C. Newton D. Arago