Which region of the Sun has a temperature of about 15 million C?

What are factors that would change the position of the wave lengths measured? (There are more than one answer.) a) size of the tube b) tuning fork frequency c) distance between the tuning fork and tube d) room temperature e) area of the tube

In an electricity experiment, a 1.20 g plastic ball is suspended on a 59.0 cm long string and given an electric charge. A charged rod brought near the ball exerts a horizontal electrical force F⃗ elec on it, causing the ball to swing out to a 24.

The sun and stars appear to move due to the earths rotation true or false

What is the speed of a wave which has a frequency of 200hz and a wave length of 0.50m

Two boxes, P and Q, are at rest on a frictionless horizontal surface. A light, flexible cord connects them. The mass of P is greater than the mass of Q.

What type of energy I'd converted into machanical energy when a person walks

A small cylinder made of a diamagnetic material is brought near a bar magnet. One end of the cylinder is brought near the North pole of the magnet and is repelled.

What is the definition of continuous spectral?

If a car is traveling at a velocity of + 10m/s suddenly turns around and continues at the same speed, what is its new velocity?

During which time period was the growth of fish captures greatest? during which time period was the growth of fish captures greatest? 1955 to 1970 1970 to 1985 1985 to 2000