Questions by Serg Hospodarets

Questions by Serg Hospodarets

A bat emits ultrasonic sound of frequency 100 K Hz in air. If this sound meets a water surface, what is the wavelength of the reflected sound speed of sound in air = 340 ms^-1 and in water = 1486 ms^-1.

asked Nov 26, 2024

1 answer

0 votes

143k views

An EEG shows _______ waves when awake but tired, eyes closed?

asked Aug 18, 2024

1 answer

3 votes

4.7k views

Which of the following social commerce features allows social network sites to gather and distribute to others information about which products a user likes and dislikes? A) Social sign-on B) Network notification

asked Jul 11, 2024

1 answer

3 votes

58.9k views

What is the definition of an Oxygen Tent? A) A transparent enclosure providing a high concentration of oxygen B) A device used for measuring lung capacity C) A type of surgical instrument D) A tool for

asked Jun 7, 2024

1 answer

3 votes

22.6k views

The response at R2 after lidocaine would not be necessarily zero because it is recording the sum of all action potentials and some axons may be unaffected. True or False?

asked Feb 9, 2024

1 answer

0 votes

131k views

Which of the following U.S. laws is a tool in the domestic anticorruption battle, forbidding off-the-book bribes?

asked Jan 26, 2024

1 answer

4 votes

41.2k views

What does managing space when you drive mean, specifically regarding the distance between your car and the vehicle?

asked Jan 21, 2024

1 answer

4 votes

92.6k views

An elevator is accelerating upward at 3.5 m/s² and has a mass of 300 kg. The force of gravity is 2940 N. What is the tension force pulling the elevator? a) 2940 N b) 4170 N c) 10,110 N d) 9240 N

asked Jan 19, 2024

1 answer

5 votes

189k views

Help me with this one too Have a good day

asked Nov 14, 2023

1 answer

22 votes

143k views

Who was the english thinker who developed the scientific method?.

asked Mar 13, 2023

1 answer

17 votes

157k views

Drag and drop each definition under the multiple-meaning word it describes:track or block

asked Dec 8, 2022

1 answer

2 votes

33.0k views

Which statement best describes the germ theory of disease? A -Diseases are caused by bad-smelling poisonous vapors that contain decaying matter. B - Diseases are created or generated spontaneously within

asked Nov 25, 2022

1 answer

3 votes

186k views

A cyclist speeds up from 3 m/s to 7 m/s in 8 seconds. a. What is its change in velocity

asked Nov 1, 2022

1 answer

5 votes

120k views

Caravaggio's chiaroscuro technique inspired many painters of his generation. What was this technique? A dramatie use of design and ornamentation B. dramatic use of light and shadow C. dramatic use of bright

asked Aug 21, 2022

1 answer

0 votes

47.8k views

Help it’s actually physical science but plz help

asked Jun 21, 2022

1 answer

22 votes

120k views

A solid cylinder of radius 7cm is 10cm long. find its total surface area

asked Jun 19, 2022

1 answer

18 votes

74.5k views

What practice did Egyptians learn about through mummification? (1 Point)

asked May 5, 2022

1 answer

12 votes

22.9k views

Which verb form correctly completes this conversation? Daniela: ¿Cuándo piensas ir a esta reserva natural? Rodrigo: Bueno, yo ________ allí la semana que viene. A. irás B. iremos C. irá D. iré

asked Apr 25, 2022

2 answers

3 votes

187k views

Which quotation from the United States Constitution includes an example of separation of powers? A. “The President . . . may require the Opinion, in writing, of the principal Officer in each of the executive

asked Apr 19, 2022

2 answers

1 vote

190k views

THREE details from the Lion, Witch and Wadrobe text to support the theme of GOOD versus EVIL. ASAP LINKS OR BAD ANSWERS WILL BE REPORTED

asked Mar 14, 2022

2 answers

4 votes

227k views

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