An amateur astronomer is looking through a telescope and observes a planet with few moons, no rings, and a cratered surface. what is he most likely observing?

What is the angular frequency ω? assume this is the first rotation.?

Wave A is being decreased in temperature, and Wave B is moving from a liquid to a gas medium. Which statement can be made about both waves? A. They will speed up. B. They will increase the density of their medium. C. They will slow down. D.

A 55-kg person on skis starts from rest down a hill sloped at 35° from the horizontal. The coefficient of friction between the skis and the snow is 0.12. After the skier had been moving for 5.

The coil in a 60-Hz ac generator has 125 turns, each having an area of 3.0 * 10-2 m2 and is rotated in a uniform 0.12-T magnetic field. What is the peak output voltage of this generator?

How many square meters are in 1330 square feet

How can the same material bend in one situation but break in another

According to Newton's first law of motion, what would happen to a car traveling at a constant velocity of 55 MPH to the west in the absence of an unbalanced force?

The Appalachian mountain range in the Eastern United States was once much taller than the Rocky mountain range in the Western United States.

Describe how lighting is just like you walking across a carpet and getting shocked

You need to raise a heavy block by pulling it with a massless rope. You can either (a) pull the block straight up height h, or (b) pull it up a long, frictionless plane inclined at a 15∘ angle until its height has increased by h.