A star has a surface temperature of 30,000 K. At what wavelength does the peak radiation occur? 100 nm

97 nm

87 nm

0.01 nm

How do you increase a normal force?

How much do petroleum engineer make in USA?

What is the momentum of a car with a mass of 9kg and a velocity of 2m/s? Do not write units in your answer. Round to the nearest whole number.

Sound is a disturbance that travels through a medium as a

When white light shines on a film and violet light is transmitted through the film, the film added violet light to the white light absorbed all the colors except violet from the white light added ultraviolet light to the white light absorbed

A rectangular loop of wire with sides 0.262 and 0.401 m lies in a plane perpendicular to a constant magnetic field (see part a of the drawing). The magnetic field has a magnitude of 0.

In the system you're inspecting the damper motor isn't working, You decide to see if the damper-postion sensor us sending the proper signal to the which then signals the damper motor. A. heating coil B. duckwork c. energy source D. controller

Which of the following statements does not describe the structure of an atom? a. An atom has a small, dense center called the nucleus. b. Inside the nucleus of an atom are protons and electrons. c. Protons are positively charged sub-atomic particles.

A. Which skill related fitness component is your strongest and weakest?

A 100 N box is placed on an inclined plane that makes a 30° angle with the horizontal. Calculate the component of gravitational force that acts down the inclined plane. A. 25 N B. 50 N C. 87 N D. 100 N