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a car accelerates from 20m/s to30m/s in 10s. draw a velocity-time graph and calculate desplecement area.

Isaac Smorong asked Dec 28, 2023

by Isaac Smorong

2.7k points

1 answer

3 votes

118k views

One of the discoveries which led to the modern view of the solar system was that the orbits of the planets are?

Manish R asked Dec 28, 2023

by Manish R

3.0k points

1 answer

9 votes

344k views

B. Density and relative density.

Shaurya Uppal asked Dec 28, 2023

by Shaurya Uppal

2.5k points

1 answer

23 votes

39.8k views

Is there mechanical work done if the direction of work and the displacement perpendicular to each other?

Lany asked Dec 28, 2023

by Lany

3.1k points

1 answer

42 votes

343k views

a car slows down from -27.7 m/s to -10.9 m/s while undergoing a displacement of -105m. what was its acceleration

Elias asked Dec 28, 2023

by Elias

2.7k points

1 answer

9 votes

31.1k views

explaining how your energy system works. Make sure to explain how your system captures energy from rescue workers’ bodies to power equipment during rescue missions. Try to use the words in the Word Bank

Knaser asked Dec 28, 2023

by Knaser

2.8k points

1 answer

39 votes

229k views

you stand on a bridge above a river and drop a rock into the water below from a height of 53m (assuming no air resistance)

JamesTheAwesomeDude asked Dec 28, 2023

by JamesTheAwesomeDude

2.8k points

1 answer

3 votes

337k views

Provide one reason why it would be hard for an alien to view the Earth with a light telescope.

Noel asked Dec 28, 2023

by Noel

2.5k points

2 answers

4 votes

371k views

Against the park ranger's advice, a visitor at a national park throws a stone horizontally off the edge of a 83 m high cliff and it lands a distance of 93 m from the edge of the cliff, narrowly missing

McGrew asked Dec 28, 2023

by McGrew

2.6k points

1 answer

18 votes

345k views

Can someone pls help me create a lab trying to prove steam is hotter than boiling water.

Warkolm asked Dec 28, 2023

by Warkolm

2.7k points

1 answer

28 votes

395k views

Suppose that you hit a billiard ball and give it an initial velocity of 1.6 m/s.This billiard hits a stationary ball which gains a speed of 1.2 m/s. What is thefinal speed of the first ball? (Assume that

Josh Curren asked Dec 28, 2023

by Josh Curren

2.3k points

1 answer

34 votes

423k views

What is a good way to study guys for a science test Im in need because I have a quiz tmrw

Hadee asked Dec 28, 2023

by Hadee

2.5k points

1 answer

4 votes

207k views

The sun’s ____ Keeps each planet moving In its ____question 2.

Kweerious asked Dec 28, 2023

by Kweerious

2.8k points

1 answer

16 votes

328k views

A particular species of copepod, a small marine crustacean, emits a flash of light consisting of 1.4×1010 photons at a wavelength of 490 nm. The flash lasts for 2.4 s.What is the power of the flash?

Delioth asked Dec 28, 2023

by Delioth

2.7k points

1 answer

4 votes

502k views

19. What do vibrations create? Wavelengths sound waves energy electricity

Ian Lundberg asked Dec 28, 2023

by Ian Lundberg

2.4k points

2 answers

3 votes

176k views

the position of an object is given by: x(t)=4t^2+8t+12 what is the acceleration of the object at t=250 seconds?

Maqjav asked Dec 28, 2023

by Maqjav

2.9k points

1 answer

7 votes

32.5k views

Describe the speed of sound.

TeamTam asked Dec 28, 2023

by TeamTam

3.0k points

1 answer

28 votes

214k views

Light rays that are reflected twice inside a rain water droplet can produce a second-order rainbow. Is this true or false?

Shawnzhu asked Dec 28, 2023

by Shawnzhu

2.7k points

1 answer

30 votes

376k views

You can run 9.8 m/s , 20% faster than your brother. How much head start should you give him in order to have a tie race over 150 m ? Express your answer to two significant figures and include the appropriate

Akshay Raje asked Dec 28, 2023

by Akshay Raje

2.7k points

1 answer

17 votes

343k views

A boat of volume 8.71 x 10^6 cm^3 displaces a volume of 3.8 m³ of water. What is the magnitude of the buoyant force acting on the boat?

Uzair Riaz asked Dec 28, 2023

by Uzair Riaz

2.0k points

1 answer

5 votes

203k views

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