What is the speed of sound in dry air if the temperature is 46°C?

A. 300 meters/second

B. 320 meters/second

C. 338 meters/second

D. 359 meters/second

E. 400 meters/second

g A 47.3 kg girl is standing on a 162 kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a flat, frictionless surface. The girl begins to walk along the plank at a constant velocity of 1.36 m/s relative to the plank.

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What element x is most likely to react to form the compound xf5?

Setting up a circuit training program would not be a beneficial. Why do you think so?

A stack of books is sitting on a table. What force is pulling downward on it

If Galileo's experiment did not measure the speed of light, what did it measure?

What best describes the angle between a changing electric field and the electromagnetic wave produced by it? 1. always equal to a right angle 2. always less than a right angle 3. varies from parallel to perpendicular 4.

Which data set has the smallest standard deviation? A. 1,6,19,20,85,29,0 B. 22,22,23,23,22,22,23 C. 6, 7, 6, 7, 1004, 980, 350 D. 99, 199, 299, 55, 44,33, 22

To calculate the specific heat capacity of some liquid, we have poured 235 g of water at a temperature of 18.0°C into 250 g of this liquid at a temperature of 27.0 °C in a calorimeter with a heat capacity of 210 J/K. The temperature stabilized at 20.

How do you reduce friction