Recent questions in Physics

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What sorts of signals does the brain use to communicate sensations, thoughts and actions?

Patrick Wright asked Jul 19, 2023

by Patrick Wright

6.2k points

1 answer

25 votes

14.2k views

Why does Earth have Auroras? I'm not sure which subject this should be under, but this is a question on my science homework.

Kert asked Jul 19, 2023

by Kert

6.1k points

2 answers

4 votes

204k views

Which describes a positive or negative net force acting on an object? Check all that apply

Tonklon asked Jul 19, 2023

by Tonklon

6.7k points

2 answers

0 votes

138k views

Two electric charges repel each other with a force of 0.0460 N when they are 1.20 a cm apart. The force between them when the charges are 2.40 cm apart is about A) 0.1840 N B) 0.0230 N C) 0.0920 N D) 0.

Mircealungu asked Jul 19, 2023

by Mircealungu

6.4k points

1 answer

11 votes

122k views

PLEASE HELP ME! For each equation, state the reaction type and then balance the equation. ___Na3PO4 + ___HCl → _ __H3PO4 + ___NaCl ___KClO3 → __O_KCl + ___O2

Dennkster asked Jul 19, 2023

by Dennkster

7.0k points

1 answer

18 votes

2.5k views

Can someone help me asap, please? I need to explain what is happening in the picture and include potential energy to kinetic energy in a few sentences. 2 or 3 sentences

Adam Oliveras asked Jul 19, 2023

by Adam Oliveras

6.9k points

1 answer

4 votes

145k views

Which pair of objects would neither attract nor repel each other? O A. Two negatively charged particles O B. Two positively charged particles O C. A positively charged particle and a neutral particle D.

Jalanga asked Jul 19, 2023

by Jalanga

6.2k points

2 answers

16 votes

167k views

a child is stationary on a swing. The child is given a push by a parent and the child starts swinging

Rovanion asked Jul 19, 2023

by Rovanion

6.3k points

1 answer

21 votes

169k views

if the distance moved by the effort is greater than the distance moved by the load, the machine is speed multiplier. TRUE/FALSE

Dolbz asked Jul 19, 2023

by Dolbz

6.4k points

1 answer

4 votes

125k views

What is absorption of heat?

Alex Emelin asked Jul 19, 2023

by Alex Emelin

6.4k points

1 answer

11 votes

93.0k views

A refrigerator had a mass of 73 kg. What is the weight of the refrigerator in newtons

Ashaki asked Jul 19, 2023

by Ashaki

6.0k points

2 answers

2 votes

150k views

Can I please get directed on Write the following in interval notation: x +14>9

Boca asked Jul 19, 2023

by Boca

6.3k points

1 answer

0 votes

151k views

If the net force on an object is zero, the object could (a) be at rest, (b) be in motion at a constant velocity, (c) have zero acceleration , (d) all of the preceding.

Vrajesh asked Jul 19, 2023

by Vrajesh

6.0k points

1 answer

2 votes

6.1k views

55. A small car is traveling at 30 m/s when itcrashes into a large truck stopped at a stoplight. Which of the following statements iscorrect?A. The truck and car experience the sameforce in the collision,

Nick Vanderhoven asked Jul 19, 2023

by Nick Vanderhoven

6.0k points

1 answer

2 votes

58.9k views

Error and uncertainty are interchangeable words that describe the same concept.

Binar asked Jul 19, 2023

by Binar

6.1k points

1 answer

0 votes

119k views

Which equation expresses the conservation of mechanical energy in a system where the only forms of mechanical energy are kinetic energy and elastic potential energy? a. 1/2mvi2 + mghi = 1/2mvf2 + mghf

Robin Varghese asked Jul 19, 2023

by Robin Varghese

6.2k points

1 answer

16 votes

232k views

When two bodies of diffrent temprature in contact, heat will

Liamf asked Jul 19, 2023

by Liamf

6.0k points

1 answer

23 votes

2.0k views

The coefficient of static friction is usually(Fill in the Blank)

Anil Bhaskar asked Jul 19, 2023

by Anil Bhaskar

6.8k points

1 answer

1 vote

49.4k views

5. Chad wants to investigate whether adding a solute to water affects its boiling point and freezing point. He set up an experiment and recorded the boiling and freezing point in degrees Celsius (°C),

Alan Han asked Jul 19, 2023

by Alan Han

6.4k points

1 answer

4 votes

160k views

Why does Eleanor Roosevelt most likely use the image of Aladdins lamp in her speech

Refactor asked Jul 19, 2023

by Refactor

5.7k points

1 answer

3 votes

68.9k views

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