Recent activity by Alan Mendelevich

Recent activity by Alan Mendelevich

In a test to measure the depth of the sea bed, ultrasound wave pulses took 0.40s to travel from the surface to the sea bed and back. Given that the speed of sound in sea water is 1350m/s, calculate the

answered Oct 15, 2023

1 answer 93.0k views

I’m so lost and i really need help :’). this is 9th grade algebra

answered Sep 19, 2023

1 answer 213k views

do you think it is likely that a major volcanic eruption will occur on the mainland of the United States? Explain your ideas.

answered Aug 20, 2023

2 answers 62.4k views

Christian is driving on a long road trip. He currently has 12 gallons of gas in his car. Each hour that he drives, his car uses up 1.25 gallons of gas. How much gas would be in the tank after driving for

asked Aug 12, 2023

1 answer 119k views

a stroke patient can recognize the sound of his wife's voice but cannot recognize her face when she stands next to him. which brain region has most likely been damaged?

asked Jul 12, 2023

1 answer 219k views

I need help on this logarithmic equation, If you can, please answer it step-by-step. Thank you!

answered Jun 14, 2023

1 answer 129k views

A planter is shaped like a regular hexagon. The side lengths are 3 meters and the apothem is 5.2 m. What is the area of the hexagonal planter? 46.8 m² 15.6 m² 93.6 m² 7.8 m²

answered May 4, 2023

1 answer 96.4k views

A firework is fired from the ground straight up on a planet with an acceleration due to gravity of 6.82 m/s/s. The firework will not explode until the moment where it would have started to move back down

answered Apr 1, 2023

2 answers 61.7k views

Jackson buys 60 books at £3 each. He sells 35 of these at £8 each and the remainder at £4 each. What percentage profit does he make (give the answer to the nearest whole number).

answered Mar 8, 2023

1 answer 126k views

Plz help meeeeeeee I need to turn this in today plzzz!!!!!!

answered Nov 23, 2022

2 answers 186k views

Water is often called the “universal solvent” becuase many substances can be dissolved in water. What property of water allows it to be such a versatile solvent? expansion upon freezing polarity and cohesion

asked Nov 6, 2022

1 answer 68.3k views

Anyone know???????????

asked Nov 2, 2022

1 answer 155k views

What happens with the release of DDT into the food chain zooplankton -- small animal -- large animal-- bald eagle? And what process is involved

answered Sep 26, 2022

1 answer 132k views

Mark the complete sentences with an S and the sentence fragments with an F.

answered Aug 22, 2022

2 answers 50.5k views

Simplify:-12(5/6a-7/8)+1/4(3 1/2a-1 2/5)

asked Jul 11, 2022

1 answer 137k views

Do anyone know what’s the answer to this problem ?

asked Jul 5, 2022

1 answer 85.9k views

i am so lost and my brain is so over worked, this is the last question before i’m done the course! pls help

answered Jun 23, 2022

2 answers 17.9k views

Simplify the power of i. i78 A -1 B -i C 1 D i

asked Jun 23, 2022

1 answer 111k views

Clara is the chief operating officer of a cosmetics manufacturing company. She gets opportunities to attend the board meetings of her vendor companies. These meetings give her a fresh perspective about

answered May 30, 2022

1 answer 206k views

A picture frame is 112 inches wider than the picture it holds. Let f represent the width of the frame. Let p represent the width of the picture. Which table represents the situation? f = p + 1 p f 1 2

answered May 24, 2022

2 answers 15.8k views

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