Recent questions in Physics

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The speed of individual particle diffusion is influenced by temperature and particle size, not by concentration. True or false?.

IMOBAMA asked Dec 27, 2023

by IMOBAMA

2.8k points

1 answer

25 votes

252k views

A water pump with a power of 3.4 × 102 watts lifts water at the rate of 7.5 × 10-2 meters/second from a water tank. What is the force exerted by the pump on the water?

Birei asked Dec 27, 2023

by Birei

3.0k points

1 answer

5 votes

87.2k views

Which of the following is not a pure form of a substance? a. Element b. Atom c. Molecule d. Mixture e. Compound

Josh Kitchens asked Dec 27, 2023

by Josh Kitchens

2.9k points

1 answer

17 votes

454k views

Radioactivity is a natural process.Question 3 options:TrueFalse

Darshan B asked Dec 27, 2023

by Darshan B

2.5k points

1 answer

20 votes

55.2k views

The illusion of water on top of hot asphalt on a summary day is:

Ziauz asked Dec 27, 2023

by Ziauz

2.2k points

1 answer

45 votes

358k views

Approximately how much kinetic energy does an object have from its motion if its mass is 150-kg and it is moving at a speed of 5. 0 meters per second?.

Jota Pardo asked Dec 27, 2023

by Jota Pardo

3.0k points

1 answer

39 votes

199k views

Melissa was putting on her makeup when she accidentally ran into a stopped car at a red light, 11.01 m in front of her. Melissa's 1,219 kg car was moving at 8.133 m/s and came to a complete stop in 0.3994

Pugzly asked Dec 27, 2023

by Pugzly

3.1k points

1 answer

14 votes

86.1k views

Please help me get this out of the way. I'm stuck between A.) and B.), so if you could help me that would be really great. This might not be the only question I ask today, so there might be more. You are

Pbrosset asked Dec 27, 2023

by Pbrosset

3.0k points

1 answer

0 votes

328k views

Can anyone help me on this? It’s a water cycle.

Javier Ros asked Dec 27, 2023

by Javier Ros

2.5k points

1 answer

14 votes

381k views

3 Steam machines are used to sterilise kitchen work surfaces. Calculate the energy needed to change 0.06 kg of water into steam. S The latent heat of vaporisation for water is 2 260 000 J/kg. Use the correct

Huon asked Dec 27, 2023

by Huon

3.1k points

1 answer

40 votes

397k views

Which method of studying the ocean is shown in the illustration?

Asif Rehan asked Dec 27, 2023

by Asif Rehan

2.2k points

2 answers

16 votes

72.3k views

What force pulls a falling apple down to the ground? A. Spring force B. Tension C. Normal force D. Gravity

Ashish Bhatt asked Dec 27, 2023

by Ashish Bhatt

2.9k points

2 answers

0 votes

224k views

On the periodic table, the elements known as noble gases are found in

Miggz asked Dec 27, 2023

by Miggz

2.7k points

1 answer

2 votes

483k views

A train travels 110 miles in the same time that a plane covers 528 miles. If the speed of the plane is 10 miles per hour less than 5 times thespeed of the train, find both speeds.

Marea asked Dec 27, 2023

by Marea

2.8k points

1 answer

32 votes

58.4k views

Two objects collide and stick together. What will happen to the total kinetic energy of the objects (increase, decrease, stays the same)? Explain what happens to the kinetic energy.Effect on total kinetic

Zahirabbas asked Dec 27, 2023

by Zahirabbas

2.9k points

1 answer

22 votes

182k views

Which of the boxes on the electromagnetic spectra shown below contains therange of frequencies with the least energy? (Assume that all wave amplitudes are equal.)

Sawant asked Dec 27, 2023

by Sawant

2.8k points

1 answer

42 votes

59.5k views

Which of the following distinguishes one element from another element? Check all that apply.A.The color of the protonsB.The number of neutrons in the nucleusC.The number of protonsD.The atomic number

Whiskeysierra asked Dec 27, 2023

by Whiskeysierra

2.9k points

1 answer

9 votes

131k views

The quotient of 8.4x10° and a number n results in 5.6x 1027. What is the value of n? 1.5x10-18 O 1.5x10 O 1.5x10³ 1.5x10¹8

Gustavo Muenz asked Dec 27, 2023

by Gustavo Muenz

3.1k points

1 answer

28 votes

180k views

Which of the following is an appropriate measure of electric power on a toaster label?220 W55 Ω110 V2.0 A

Kicsi Mano asked Dec 27, 2023

by Kicsi Mano

2.8k points

1 answer

18 votes

188k views

What are the total positive charge and total negative charge in a solid copper penny that is electrically neutral

Stan Fad asked Dec 27, 2023

by Stan Fad

2.9k points

1 answer

31 votes

509k views

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