Recent questions in Physics

Question

Systems in the body interact to carry out life functions. The muscles of the body are part of the musculoskeletal system. Which system provides the impulses that cause the muscles to contract? A. circulatory

Chamika asked Jul 22, 2023

by Chamika

6.4k points

1 answer

15 votes

26.3k views

The time it takes for a disk to rotate 45 revolutions is 5.82 s. The angular velocity at the end of the 5.82 s time interval is 68 rad⋅s−1.a) Calculate the constant angular acceleration (in rad⋅s−2) of

Issamux asked Jul 22, 2023

by Issamux

6.3k points

1 answer

4 votes

231k views

An eagle flying at 28 m/s emits a cry whose frequency is 370 Hz. A blackbird is moving in the same direction as the eagle at 11.35 m/s. (Assume the speed of sound is 343 m/s). What frequency does the blackbird

Kuba Wyrostek asked Jul 22, 2023

by Kuba Wyrostek

6.3k points

1 answer

0 votes

52.7k views

An object with a mass of 9 kg weighs 33.3 N on Mars. What is the acceleration due to Mar's gravity? O 1.6 m/s^2 O 9.8 m/s^2 O 3.7 m/s O 8.9 m/s

Kimb asked Jul 22, 2023

by Kimb

6.2k points

1 answer

13 votes

204k views

Hello could you please help me with this problem? Write an equation in standard form for the line that has an undefined slope and passes through (-6,4).

Too asked Jul 22, 2023

by Too

5.9k points

1 answer

3 votes

108k views

A 16.9 kg monkey is swinging on a5.32 m long vine. It starts at rest,with the vine at a 43.0° angle.How much PE does the monkey have?(Unit=J)

Kelly Austin asked Jul 22, 2023

by Kelly Austin

7.3k points

1 answer

5 votes

207k views

State the functions of a thermo flask

John Trammell asked Jul 22, 2023

by John Trammell

6.8k points

1 answer

0 votes

150k views

A 50 kg ball traveling at 20 m/s would haveA50 kg ball traveling at 5 m/s would haveA 50 kg person falling at 10 m/s would havekinetic energy✓ kinetic energykinetic energythe same2 times more2 times less4

JohnVanDijk asked Jul 22, 2023

by JohnVanDijk

7.0k points

1 answer

2 votes

143k views

As an ambulance siren passes and moves away from you, the sound waves' frequency __________ and their amplitude ________ A. increases, decreases B. increases, increases C. decreases, increases D. decreases,

Rajeev Varshney asked Jul 22, 2023

by Rajeev Varshney

7.3k points

1 answer

6 votes

72.4k views

An object of mass 30 kg is falling in air and experiences a force due to air resistance of 50 newtons. Determine the net force acting on the object and calculate the acceleration of the object.

Georgann asked Jul 22, 2023

by Georgann

5.9k points

1 answer

4 votes

33.0k views

If you catch the ruler 8.3 cm from the lower end, what is your reaction time?

David Okwii asked Jul 22, 2023

by David Okwii

6.3k points

1 answer

1 vote

55.8k views

The x and y components of the acceleration of gravity (g) are:*g_x = -10 m/s^2, g_y = 0 m/s^2g_x = 0 m/s^2, g_y = 10 m/s^2g_x = -10 m/s^2, g_y = -10 m/s^2g_x = 10 m/s^2, g_y = 0 m/s^2g_x = 0 m/s^2, g_y

Bokonic asked Jul 22, 2023

by Bokonic

6.4k points

1 answer

0 votes

3.2k views

Pls help answer this

Erik Baars asked Jul 21, 2023

by Erik Baars

6.2k points

1 answer

3 votes

144k views

The picture shows an object resting on a balance. The object on the balance weighs 0.500 kilograms. The weight of an object is given by F = mg, where g = 9.8 m/s2. With what force does the object push

Padmaja asked Jul 21, 2023

by Padmaja

6.2k points

1 answer

13 votes

68.8k views

What was the first car fitted with an alternator, rather than a direct current dynamo?.

LCC asked Jul 21, 2023

by LCC

7.3k points

2 answers

0 votes

39.5k views

Often times we think about insulation, we think about keeping cold items cold, such as drinks in an ice chest or the cool temperature in your home. But insulation also keeps things high! The same thermos

Alex Bykov asked Jul 21, 2023

by Alex Bykov

6.3k points

2 answers

13 votes

203k views

If a gas has the same temperature throughout, which gas molecule has the highest average velocity?

Bruno Martinez asked Jul 21, 2023

by Bruno Martinez

6.6k points

1 answer

16 votes

27.0k views

Please help meeee I really need this

Erisan Olasheni asked Jul 21, 2023

by Erisan Olasheni

5.8k points

1 answer

3 votes

92.4k views

suppose that each component of a certain vector is doubled. (a) by what multiplication factor does the magnitude of the vector change. ( b) by what multiplicative factor does the direction of the vector

Remona asked Jul 21, 2023

by Remona

6.3k points

1 answer

2 votes

116k views

What is the kinetic energy of a 25 kg dog that is running at a speed of 7.9 m/s (about 18 mi/h)? answer in___J

Gaurav Aggarwal asked Jul 21, 2023

by Gaurav Aggarwal

6.5k points

1 answer

1 vote

47.6k views

Page:

« prev
1
...
789
790
791
792
793
794
795
...
1000
...
next »

Ask a Question

Recent questions in Physics

Other Questions