Recent questions in Physics

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When objects stick together after colliding, the collision is completely elastic.Select one:O TrueO False

Jeremy Vanderburg asked Jul 20, 2023

by Jeremy Vanderburg

6.6k points

1 answer

5 votes

193k views

A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from 0 to 5.20 m/s in 0.832 s. What are the magnitudes of (a) the linear impulse and (b) the

Huy Duy asked Jul 20, 2023

by Huy Duy

5.8k points

1 answer

4 votes

225k views

My physics pre-lab is asking me to derive an equation for g in terms of final time (tfinal), height (h), and theta (θ).

Alsein asked Jul 20, 2023

by Alsein

6.1k points

1 answer

0 votes

73.1k views

Please help me as quickly as possible.

Iska asked Jul 20, 2023

by Iska

5.8k points

1 answer

5 votes

183k views

McKenna is performing an experiment. She is testing the relationship between the temperature of water, and how long it takes for rust to form on iron plates. If she finds that higher temperatures lead

BinOr asked Jul 20, 2023

by BinOr

5.7k points

1 answer

0 votes

172k views

PLEASE SOMEONE HELP ME THIS IS DUE AT 11:59 pm PLEASE AT CHINA TIME If energy creates heat, how does an air conditioning unit use energy to cool?

Fossfreedom asked Jul 20, 2023

by Fossfreedom

6.0k points

1 answer

5 votes

17.3k views

Moments after making the dreaded decision to jump out the door of the airplane, a skydiver's 89.5-kg body experiences 130 N of air resistance. The magnitude of the skydiver's downward acceleration at this

Vong Panha Huot asked Jul 20, 2023

by Vong Panha Huot

6.5k points

1 answer

5 votes

192k views

the area of a square metal is 600mm square.calculate it's New area when it's temperature is raised by 15k ( linear expansivity of metal=1.9*10-5 k-1

Jean Tehhe asked Jul 20, 2023

by Jean Tehhe

6.8k points

1 answer

1 vote

28.1k views

Find the force of attraction between a 60 kg student and:A. Another student of mass 80 kg, 1.4 m away.B. A 130,000 kg blue whale, 10 m away.C. The Great Pyramid in Egypt, with an estimated mass of 5.22

Serg M Ten asked Jul 20, 2023

by Serg M Ten

6.3k points

1 answer

3 votes

181k views

A 100g sample of radioactive material has decayed to 25g in 12 hours what is the half-life?

Kicken asked Jul 20, 2023

by Kicken

6.9k points

1 answer

1 vote

100k views

Which of the following characteristics does not depend on the amount a sample

Gkond asked Jul 20, 2023

by Gkond

5.8k points

1 answer

0 votes

21.7k views

Igneous rocks form from molten rock, or magma. true false

Nullpoet asked Jul 20, 2023

by Nullpoet

6.8k points

1 answer

23 votes

156k views

50 POINTS & RLLY EASY Which planet has the features that best describe Mars? Select one: A. -has a lower density than liquid water - circled by many rings, which are made of light and dust that reflect

Michael Ploeckinger asked Jul 20, 2023

by Michael Ploeckinger

6.2k points

1 answer

2 votes

106k views

Someone please help ASAP !!

Kelby asked Jul 20, 2023

by Kelby

6.1k points

1 answer

18 votes

100k views

An image formed by a diverging lens is only 1/4 as far from the lens as the object.Find the distance from the image to the lens if the focal length is 30 cm

RacerNerd asked Jul 20, 2023

by RacerNerd

6.1k points

1 answer

1 vote

70.1k views

An elevator ascends from the ground floor to the 10th floor of a building in 24 seconds at a constant rate. The elevator doors opened and closed. It then descended to the ground floor at the same rate.

Fylke asked Jul 20, 2023

by Fylke

6.8k points

1 answer

4 votes

70.4k views

Wind turbines are becoming an increasingly popular method of generating a community’s electricity. In wind turbines, wind is used to power electric generators. How will an increase in the use of wind turbines

Damon Maria asked Jul 20, 2023

by Damon Maria

7.3k points

1 answer

25 votes

179k views

A care drives 125 meters in 5 seconds calculate the cars speed and the variables are guess

Xcecution asked Jul 20, 2023

by Xcecution

6.6k points

1 answer

3 votes

130k views

The driver of a car moving with a constant speed applies the breaks, and the car comes to a stop after traveling 3.5 meters. Which force causes the deceleration of the car?

Dmr asked Jul 20, 2023

by Dmr

6.1k points

1 answer

23 votes

193k views

Two sound waves combine to create a louder sound than either of themindividually. What is this an example of?

Vlad Rudskoy asked Jul 20, 2023

by Vlad Rudskoy

6.2k points

1 answer

3 votes

112k views

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