Which is likely to produce the brightest spectra?

A. Holographic gratings

B. Reflection gratings on plastic

C. Transmission gratings on glass

D. Replica transmission gratings on plastic

A train moving west with an initial velocity of 20m/s accelerates 4m/s2 for 10 seconds. during this time, the train moves a distance of

If a typical smelt weighs 225 g, what is the total mass of pcbs in a smelt in the great lakes?

Why is it important to be able to trace the pole connection on a meter back to the same type of pole at the electrical source?

18. When is an atom unlikely to react and form chemical bonds? 19. What is the order of the types of nuclear radiation from lowest to highest energy? 20. Which statement is false? Rewrite it so that it is true. a.

Why mercury is preferred over alcohol in thermometer

Whats an example of projectile motion

The fact that the sun rises and sets at different times during the day depending on the time of year is an example of a data trend. True or False

What sample of matter is a single substance

What is a hydraulic machine and what is its purpose? Explain how a simple hydraulic machine performs work.

Is the muzzle velocity a scalar or vector quantity?