Recent questions in Physics

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Hi, I'd like to ask some questions about circuits.Firstly, when we say that changing the voltage increases the current, does that mean there are more charge particles in the circuit, or does it mean that

Inserve asked Jul 10, 2023

by Inserve

6.6k points

1 answer

1 vote

47.8k views

After several experiments, a student concludes that the solubility of a solution increases as the temperature increases. Determine if each observation either supports this conclusion, bring into question

Ronif asked Jul 10, 2023

by Ronif

6.0k points

1 answer

4 votes

73.4k views

A pendulum on a grandfather clock is supposed to oscillate once every 2.00 s, but actually oscillates once every 1.99 s. How much must you increase its length to correct its period to 2.00 s? (Unit = m

Jash Sayani asked Jul 10, 2023

by Jash Sayani

6.0k points

2 answers

0 votes

109k views

You read about the Air Canada flight, where the grounds crew used the wrong units and conversion factors to fill the plane's fuel tank leading to it running out of fuel and having to make a crash landing.

Ivarni asked Jul 10, 2023

by Ivarni

6.2k points

1 answer

0 votes

224k views

Two people work together to move a heavy box. One person pulls the box with a force of 200 Newtons. The other person pushes the box with a force of 150 newtons. The force of friction on the box is 400

HaxElit asked Jul 10, 2023

by HaxElit

5.8k points

1 answer

4 votes

98.1k views

A wave has a frequency of 12 Hz and a wavelength of 5 m. What is the wave speed?

Dharanidhar Reddy asked Jul 10, 2023

by Dharanidhar Reddy

5.7k points

1 answer

12 votes

204k views

A jumping frog travels 9 meters in 5 seconds. What is the frog's velocity? Answer to the nearest tenth.

Sochas asked Jul 10, 2023

by Sochas

5.9k points

1 answer

8 votes

153k views

A motorcycle has a constant speed of 29.6 m/s as it passes over the top of a hill whose radius of curvature is 183 m. The mass of the motorcycle and driver is 329 kg. Find the magnitude of (a) the centripetal

Efalconer asked Jul 10, 2023

by Efalconer

6.0k points

1 answer

9 votes

73.0k views

How can we increase the gravitational potential energy of the bucket of pennies as seen in the image below.Question 3 options:A) take books awayB) add more booksC) take the pennies awayD) remove the basket

Rickimaru asked Jul 10, 2023

by Rickimaru

6.7k points

1 answer

5 votes

156k views

Light can escape a black hole eventually. Question 1 options: True False.

Atralb asked Jul 10, 2023

by Atralb

5.5k points

2 answers

20 votes

157k views

A rocket, initially at rest on the ground, accelerates straight upward from rest with constant (net) acceleration 58.8 m/s^2 . The acceleration period lasts for time 6.00 s until the fuel is exhausted.

Jimijazz asked Jul 10, 2023

by Jimijazz

6.0k points

1 answer

5 votes

35.8k views

Describe the term amplitude

Mike Nathas asked Jul 10, 2023

by Mike Nathas

6.0k points

2 answers

0 votes

107k views

How can you prove to other people that your theory should become a law?

AlienFromCA asked Jul 10, 2023

by AlienFromCA

6.3k points

1 answer

2 votes

36.2k views

Electricity and magnetism

Hoa Tran asked Jul 10, 2023

by Hoa Tran

6.5k points

1 answer

20 votes

169k views

1) speed of bob?2)Show calculation for the speed of the bob:(write formula first, then insert value with unit, then find the result with unit)

Ethrbunny asked Jul 10, 2023

by Ethrbunny

6.1k points

1 answer

5 votes

69.6k views

6. Identify the energy transformations that occur within a lightbulb.

Satish Wadkar asked Jul 10, 2023

by Satish Wadkar

5.7k points

1 answer

5 votes

150k views

Why length is called a derived physical quantity?

Dmytro Danylyk asked Jul 10, 2023

by Dmytro Danylyk

6.4k points

1 answer

1 vote

67.7k views

Why is a strong skeletal system important for leading an active lifestyle?

IdemeNaHavaj asked Jul 10, 2023

by IdemeNaHavaj

7.0k points

1 answer

18 votes

103k views

supposed you calculated the speed of light in an unknoem substance to be 4.00x 10⁸ m/s. how could you tell if you made an error in you calculating

Fastec asked Jul 10, 2023

by Fastec

5.2k points

1 answer

8 votes

45.1k views

the half-life of iodine-131 is 8.1 days. how much time had passed if i only have one-fourth of the original sample?

Brindy asked Jul 10, 2023

by Brindy

5.6k points

1 answer

2 votes

184k views

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