Recent questions in Physics

Question

Why do organisms need to obtain energy via cellular respiration? a. to preform glycolysis b. to grow and reproduce c. to photosynthesize d. to bread down ATP

Cardeol asked Aug 7, 2023

by Cardeol

6.9k points

2 answers

2 votes

16.3k views

Concave lenses havefocal lengths and always formimages.A. negative; virtualOB. positive; virtualC. positive; realD. negative; realSUBMIT

Rcty asked Aug 7, 2023

by Rcty

6.9k points

1 answer

2 votes

126k views

Write a personal narrative (from the perspective of the Earth) of your year long journey around the sun. Be sure to include information about the phases of the moon.

Titus asked Aug 7, 2023

by Titus

6.7k points

1 answer

19 votes

125k views

How far does the runner travel in 10 s going a velocity of 4m/s

Donald Byrd asked Aug 7, 2023

by Donald Byrd

6.9k points

1 answer

0 votes

51.7k views

How would you use measure the length of a shoe

Greenisus asked Aug 7, 2023

by Greenisus

6.7k points

1 answer

5 votes

174k views

Find the magnitude, giving the answer to 3 significant figures, and the direction,giving the answer as an angle from the positive x axis in degrees to 1 decimal place,of the resultant of the forces shown

Tomoe asked Aug 7, 2023

by Tomoe

6.6k points

1 answer

3 votes

222k views

3.14=0.81(3.89) + 1/2 a (3.89)^2

Jiahao Chen asked Aug 7, 2023

by Jiahao Chen

6.1k points

1 answer

3 votes

141k views

Calculate the distance travelled by a car moving with 40 m/s velocity in 2 hours

Princepangaea asked Aug 7, 2023

by Princepangaea

6.6k points

1 answer

5 votes

212k views

How will you determine if there's a meteorshower every time the model shows a comet'spath crossing Earth's orbit?

Nishit Chittora asked Aug 7, 2023

by Nishit Chittora

6.7k points

1 answer

0 votes

197k views

if I have two forces pushing on an object 5n to the left and 10 N to the right, is this object balanced? why or why not?

Desmond asked Aug 7, 2023

by Desmond

7.2k points

1 answer

4 votes

27.1k views

How do hydrogen bonds affect boiling points?

Toan Tran Van asked Aug 7, 2023

by Toan Tran Van

6.4k points

1 answer

25 votes

60.9k views

Einstein's most famous equation is E = mc². In this equation, E stands for energy, m stands for mass, and c stands for the speed of light. Use algebra to solve this equation for the mass. That is, complete

Aleksey Kontsevich asked Aug 7, 2023

by Aleksey Kontsevich

6.1k points

1 answer

2 votes

233k views

A blue toy train has a mass of 2 kg and moves to the right at a velocity of 1 m/s initially. A red train with a mass of 1 kg moves to the left at a velocity of -1 m/s initially. When the trains collide

LuizMello asked Aug 7, 2023

by LuizMello

6.7k points

1 answer

24 votes

189k views

A first year student projected a farm business brochure to a farmer at 30 degrees to horizontal. calculate the maximum height attained by the projectile if it was launched at 400m/s

Isioma asked Aug 7, 2023

by Isioma

7.1k points

1 answer

4 votes

140k views

REMOTE GR 8 SCIENCE / SECTION1 / 9 OF 50Which transformation must occur when a dam uses water to generate energy?O A. Mechanical energy to potential energyоB. Chemical energy to potential energyC. Mechanical

Frolik asked Aug 7, 2023

by Frolik

6.8k points

1 answer

1 vote

228k views

HURRY!!!!! final exam.. Question 3 of 20: Select the best answer for the question. 3. Which of the following real-world examples models linear motion? O A. Running 50 m along a straight track O B. Throwing

ThatOneDude asked Aug 7, 2023

by ThatOneDude

6.2k points

2 answers

1 vote

25.2k views

The latent heat of fusion of a substance is the amount of energy associated with doing which of the following to 1 kg of the substance A. Buring it completely B. Raising its temperature 1 c C. Boiling

FirasKoubaa asked Aug 7, 2023

by FirasKoubaa

6.3k points

2 answers

18 votes

100k views

An object is placed in front of a concave mirror between the center of curvature of the mirror and its focal point as shown in the diagram below three light rays are traced along with their corresponding

Creativename asked Aug 7, 2023

by Creativename

6.6k points

1 answer

1 vote

25.8k views

The specific heat capacity of water is 4000 J/kg°C. How much heat will be required toraise the temperature of 7 kg of water from 7°C to 17°C?Express your answer in J.

Dhaulagiri asked Aug 7, 2023

by Dhaulagiri

7.4k points

1 answer

4 votes

179k views

How much does it cost to run a refrigerator for one day, if it turns on for 10 minutes each hour to draw 2.0 A from a 120 V source?

Woolyninja asked Aug 7, 2023

by Woolyninja

6.6k points

1 answer

3 votes

67.8k views

Page:

« prev
1
...
717
718
719
720
721
722
723
...
1000
...
next »

Ask a Question

Recent questions in Physics

Other Questions