How many degrees is in the centre of the sun

What occurs when an object vibrates in response to sound waves of a certain frequency?

A roller coaster starts from the top of a hill at rest with a potential energy of 3300 J.

If a skydiver weighs 800 N, what would air resistance be when he is at terminal velocity?

What is the maximum incident angle for light passing from olive oil (n = 1.46) into water (n = 1.33) ? (a) 43 (b) 49 (c) 66 (d) There is no maximum angle

A 2.26 kg book is dropped from a height of 1.5 m. What is its acceleration?

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.