Physics, 07.12.2021 06:20 lildanielmabien
Home professionals like realtors use ultrasonic measuring tools to quickly measure the size of rooms. These instruments work by sending out a pulse of ultrasonic sound, then measuring the time it takes for this pulse to reflect off a wall and return to the device.
Required:
If you used such a device on a particularly hot day, would you measure the length of a given room to be longer or shorter than on a cool day?
Answers: 3
Another question on Physics
Physics, 21.06.2019 13:00
You are sitting on the beach and wondering about the properties of mechanical waves. describe them in terms of ocean waves.
Answers: 3
Physics, 21.06.2019 21:00
What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones
Answers: 1
Physics, 22.06.2019 07:50
2. -/1 pointsserpse10 2.7.p.017.mi. an object moving with uniform acceleration has a velocity of 14.0 cm/s in the positive x direction when its x coordinate is 2.97 cm. if its x coordinate 2.85 s later is -5.00 cm, what is its acceleration? cm/s2 need ? read it master it
Answers: 1
You know the right answer?
Home professionals like realtors use ultrasonic measuring tools to quickly measure the size of rooms...
Questions
Mathematics, 21.09.2020 23:01
Mathematics, 21.09.2020 23:01
Mathematics, 21.09.2020 23:01
Biology, 21.09.2020 23:01
Mathematics, 21.09.2020 23:01
Chemistry, 21.09.2020 23:01
Spanish, 21.09.2020 23:01
Geography, 21.09.2020 23:01
History, 21.09.2020 23:01
