Recent questions in Physics

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If a food has 200 calories and 7 grams of protein, and each gram of protein is 4 calories, what percent of the serving comes from protein?

AutoSponge asked Dec 26, 2023

by AutoSponge

3.0k points

1 answer

34 votes

290k views

CAN SOMEONE EXPLAIN? Thanks. Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. Subtract the electronegativities for the following pairs of elements

RolandXu asked Dec 26, 2023

by RolandXu

2.9k points

1 answer

38 votes

98.7k views

What is the great discovery of Stephen Hawking?

Symmetric asked Dec 26, 2023

by Symmetric

2.9k points

1 answer

15 votes

157k views

There are ___ particles that make up an atom which are the smallest unit of an ___.

Mohsen Jalalian asked Dec 26, 2023

by Mohsen Jalalian

2.1k points

1 answer

12 votes

307k views

Consider an object moving through water (density of 1000 kg/mº) versus air (density of1.29 kg/m).What is the ratio between the forces, i.e. what'sFp(water)Fplair)

Germana asked Dec 26, 2023

by Germana

2.7k points

1 answer

4 votes

327k views

28. A basketball player runs down the court, following the path indicated by the vectors A, B, and C in Figure 3-43. The magnitudes of these three vectors are A=10.0 m, B=20.0 m, and C=7.0 m. Find the

Solomon Rutzky asked Dec 26, 2023

by Solomon Rutzky

2.1k points

1 answer

31 votes

515k views

a 5.5 kg box is pushed across the lunch table. The net force applied to the box is 9.7N. what is the acceleration of the box.

Kurniawan Prasetyo asked Dec 26, 2023

by Kurniawan Prasetyo

3.2k points

1 answer

19 votes

142k views

This African-American inventor and businessperson was born on May 18, 1838. They are best known for being awarded a patent for automatically opening and closing elevator doors. This patent was awarded

Jinwoo asked Dec 26, 2023

by Jinwoo

2.6k points

1 answer

45 votes

23.7k views

calculate the resistance of a conductor if current flowing is 0.5 a when the potential difference is 1.8 volt

NKandel asked Dec 26, 2023

by NKandel

2.8k points

1 answer

19 votes

470k views

An object with a mass of 5.10 kg rests on a plane inclined 18.59° from horizontal. What is the component of the weight force that is parallel to the incline?

Paul Gordon asked Dec 26, 2023

by Paul Gordon

3.2k points

1 answer

13 votes

456k views

Kinetic energy can be considered as the work a moving object can do, described by W = Fd. Use Newton's second law of motion (F = ma) and the motion equation vi? + v;2 = 2ad to show that KE = {mv2. (Assume

Thangcao asked Dec 26, 2023

by Thangcao

3.0k points

1 answer

41 votes

225k views

The speed of a wave on a rope is 50 cm/s and its wavelength is 10 cm. What is its frequency? Place the correct formula here: Frequency = Speed/Wavelength Substitute and solve: (You can use this space to

Yuriy Nazarov asked Dec 26, 2023

by Yuriy Nazarov

2.9k points

1 answer

30 votes

133k views

Do you think an Electromagnet can be used for separating plastic bags from a garbage heap? explain

Like asked Dec 26, 2023

by Like

2.8k points

1 answer

30 votes

110k views

Fill in the blanks i) Most liquid that conduct electricity are solution of—————and—————.

Marc Barbeau asked Dec 26, 2023

by Marc Barbeau

2.9k points

1 answer

16 votes

202k views

Aliya is making hot chocolate by adding cocoa powder to hot water. She notices that the cocoa powder dissolves very quickly when she adds it to hot water as compared to cold water without much stirring.

Lucas L Roselli asked Dec 26, 2023

by Lucas L Roselli

2.6k points

1 answer

43 votes

286k views

Can someone help me. I’m really bad with these stuff. Tried asking a friend for help didnt go well

Randomal asked Dec 26, 2023

by Randomal

2.8k points

1 answer

41 votes

450k views

As a supplement to some diets, iron is consumed in tablet form. The mass of iron in these tablets is often measured in?

Jim Cote asked Dec 26, 2023

by Jim Cote

2.7k points

2 answers

33 votes

480k views

Which type of energy is associated with a body’s height above the ground?1)thermal energy2)elastic potential energy3)gravitational potential energy4)rest energy

Bin asked Dec 26, 2023

by Bin

3.1k points

1 answer

9 votes

515k views

Match the correct description to the type of energy storage

Lucamuh asked Dec 26, 2023

by Lucamuh

2.5k points

1 answer

8 votes

70.2k views

The area of a telescope lens is 7903 mm2. If a technician takes 45 s to polish an area of 135 mm2, how long (in hours) does it take to polish the whole lens

Afnan asked Dec 26, 2023

by Afnan

2.7k points

1 answer

17 votes

437k views

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