A light with a second-order bright band forms a diffraction angle of 30.0°. The diffraction grating has 250.0 lines per mm. The wavelength of the light is nm.

I am a liquid if you mix me with water i float on top but if you mix me with gasoline i sink what am i.? options air alcohol aluminum cork cornsyrup diamond gasoline glycerin gold ice iron lead marble mercury rubber silver steel water

Juan lives 100 m away from Bill. What is Juan's averege speed if he reaches Bill's home in 50 s?

What does the wave mechanical model use to represent the locations of electrons? Circular orbits Electron clouds Waves and particles

Polaczono szeregowo cewke ul=120 rezystor ur=100 i kondensator uc=50 Napiecie miezone voltomierzem nie moze byc: u>100 u<100 u=100 Prosze pomozcie licze na szybka odp

What two things increase as you move towards the center of the earth?

12. Which of these describes the gravitational force from a planet?" O large and pulls objects toward itself small and pulls objects toward itself O small and pushes objects away from itself O large and pushes objects away from itself

In a laundromat, during the spin-dry cycle of a washer, the rotating tub goes from rest to its maximum angular speed of 4.7 rev/s in 8.3 s. You lift the lid of the washer and notice that the tub decelerates and comes to a stop in 17.5 s.

5. While a gas does 500J of work on its surroundings, 800J of heat is added to the gas. The mass of the gas is 300 grams, specific heat capacity is 1000 Joules/kg and the work is done keeping pressure constant.

A transparent film laminated to a fabric is identified in the study material as a. stretch fabric. b. PVC. c. a skin. d. two-faced fabric

Light from the sun travels through space to Earth's atmosphere. Which will light waves do when they move from empty space into matter made up of different gases? A. move at the same speed B. move faster as they transmit C. slow down and refract D.