Recent questions in Physics

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A force F = −77 N is applied to an object with mass m = 74 kg. What is the acceleration of the object in m/s2

Blueiur asked Jun 9, 2023

by Blueiur

2.8k points

1 answer

5 votes

54.3k views

What does the law of conservation of matter state? Matter can never be in chemical reactions. or The number of before and after a reaction is

Cornel Creanga asked Jun 9, 2023

by Cornel Creanga

2.7k points

1 answer

8 votes

350k views

Derive the formulas for power, including the following:*P=QV/t*P=IV*P=I²R

Nancy asked Jun 9, 2023

by Nancy

2.6k points

1 answer

7 votes

532k views

Note: specific heat capacity of water C= 4184 J/kg 0 CWith 31,840 Joules, a water was heated raising its temperature from 22.0 °C to 28.5 °C. Find the mass of the water, in grams. Q =m=ΔT=C=Solution:

Qwertp asked Jun 9, 2023

by Qwertp

2.5k points

1 answer

13 votes

271k views

How far does an object fall down after 2 seconds if it is initially at rest?.

JVene asked Jun 9, 2023

by JVene

2.9k points

1 answer

15 votes

365k views

What is the weight in newtons of a 5 kg mass?

RacerX asked Jun 9, 2023

by RacerX

3.0k points

2 answers

30 votes

45.4k views

_______is the resistance to motion offered by an object sliding over a surface

Pruett asked Jun 9, 2023

by Pruett

2.1k points

1 answer

26 votes

301k views

You can hear sound from another room through a door that is slightly open because...the sound refracts as it goes from one room to another.the sound wave reflects off the air in the doorway.the sound diffracts

Skip Suva asked Jun 9, 2023

by Skip Suva

3.0k points

1 answer

21 votes

202k views

A helicopter hovers 568 m above a field and 96 kJ of gravitational potential energy is stored. Assuming g = 9.8 N/kg, find the helicopter's mass.

Hko asked Jun 9, 2023

by Hko

3.2k points

1 answer

8 votes

115k views

What does this image reveal about gravityon the moon compared to Earth?

Moss Palmer asked Jun 9, 2023

by Moss Palmer

2.8k points

1 answer

23 votes

371k views

10. As a spaceship is moving toward Earth, an Earthling measures its length to be 325 m, while the captain on board radios that her spaceship's length is 1150 m. (c = 3.00 × 108 m/s) (a) How fast is the

Khrysann asked Jun 9, 2023

by Khrysann

2.8k points

1 answer

3 votes

72.6k views

the question I need help on is Your teacher's car can go from rest to 25 m/s (≈60mph) in 10 seconds. The car's velocity changes at a uniform rate. How fast is the car going 6 seconds after it starts?

Florian Walther asked Jun 9, 2023

by Florian Walther

3.2k points

1 answer

22 votes

120k views

Please help me solve The temperature coefficient of silver is 0.0038 / degree Celsius

Arva asked Jun 9, 2023

by Arva

2.4k points

1 answer

37 votes

304k views

Can someone help me pls! 1. When are theories constructed? A. after there is numerous data collected B. after data is collected from an experiment C. before the experiment D. during the experiment 2. Why

Jyo Reddy asked Jun 9, 2023

by Jyo Reddy

2.5k points

1 answer

31 votes

504k views

In this lesson, you considered all the evidence about the channel on Mars. Based on what you've learned about this channel, do you think space agencies should continue to explore Mars for evidence of past

Dave Heywood asked Jun 9, 2023

by Dave Heywood

2.2k points

2 answers

45 votes

14.8k views

The capacitance of a capacitor depends onGroup of answer choicesAll of thesethe charge on the platesthe geometry of the conductorsthe potential difference between the plates

Dan Esparza asked Jun 9, 2023

by Dan Esparza

3.1k points

1 answer

4 votes

334k views

1 second What is the frequency of this wave? O 1 02 O 3 O4

AndreyM asked Jun 9, 2023

by AndreyM

2.6k points

1 answer

5 votes

223k views

What happens when a moving object bumps into a stationary object?.

Miron Balcerzak asked Jun 9, 2023

by Miron Balcerzak

2.6k points

1 answer

21 votes

365k views

Water flows steadily along a uniform flow tube of cross section area 20cm². The total pressure is 3x104pa and static pressure is 2.5x104 pa. Calculate the velocity of the fluid. please help me

Peca asked Jun 9, 2023

by Peca

2.6k points

1 answer

37 votes

108k views

Heather and Jerry are standing on a bridge 51 m above a river. Heather throws a rock straight down with a speed of 17 m/s . Jerry, at exactly the same instant of time, throws a rock straight up with the

Darshan Patil asked Jun 9, 2023

by Darshan Patil

3.0k points

1 answer

32 votes

163k views

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