A star has a surface temperature of 30,000 K. At what wavelengrh does the peak radiation occour

What happens to waste that is produced in a natural ecosystem?

Which of the following is not a simple machine? A. tape B. lever C. screw D. inclined plane

What is the momentum of a 5 kg ball that is travelling at 4 m/s

Inside the gym a mile is 19.7 laps or Laps around the gym

How do black holes attract space matter?

How many constellations are there?

What units are given to the right of the equals sign

Vector has a magnitude of 5.2 units and is directed east. vector has a magnitude of 4.3 units and is directed 35° west of north. by constructing vector diagrams, find the magnitudes and directions of (a) and (b) 4. (a)

Which of the following has the greatest momentum? A - Truck with a mass of 2250 kg moving at a velocity of 25m/s B - car with a mass of 121010 kg moving at a velocity of 51 m/s C - truck with a mass of six 6120 kg moving at a velocity of 10 m/s

How is a magnetic field generated?