Which one is an expression of distance in Sl units?

A.) 30miles

B.) 16 kilograms

C.) 24Feet

D.) 500 meters

Which ray diagram correctly illustrates what happens when light is incident from air onto a flat glass surface? The dotted line represents the normal. * * i will draw the diagrams inside! * * Diagram A, Diagram B, Diagram C, or Diagram D?

Highway safety engineers build soft barriers so that cars hitting them will slow down at a safe rate. a person wearing a safety belt can withstand an acceleration of 300 m/s 2.

The start-up procedure for a batch reactor includes a heating step where the reactor temperature is gradually heated to the nominal operating temperature of 75°c. the desired temperature profile t (t) is shown in fig. e3.5. what is t (s) ?

1. An advertisement says a car can go from 0 to 26.8 m/s in 6.2 sec. What is the average acceleration of the car?

A scientist mixes an unknown powder into a beaker of water. He then uses an indicator and finds that the pH of the resulting solution is 8.5. What can he infer from this observation? The unknown powder was acidic.

Do different volumes of water have the same density? Why or why not?

Suppose you increase your walking speed from 4 m/s to 12 m/s in a period of 1 s. What is your acceleration?

If a wave is traveling at a constant speed, and the frequency decreases, what would happen to the wavelength? A) It would increase B) It would decrease C) It would remain constant D) It would drop to zero

What conditions lead you to see an absorption line spectrum from a cloud of gas in interstellar space?

A car travels 35.0 mph north for 1.00 hour, then 40.0 mph east for 0.0500 hour, and finally 50.0 mph northeast for 2.00 hours. Calculate the average speed.