The sonar of a stationary ship sends a signal with a frequency of hertz 6.66x103 down through water. The speed of the signal is 1.5x10 meters per second. The echo from the bottom is detected 5.3 seconds later. What is the depth of the water under the ship? (Round to the singles place, no decimal points or units.)​

Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?