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A boulder sits atop a steep cliff and someone pushes it off the edge. If the cliff face is 45 meters high, what is the speed of the boulder just before it hits the ground? (ignore air friction)

Amacrobert asked Jun 8, 2023

by Amacrobert

2.5k points

1 answer

12 votes

164k views

What type of bond is most likely to form between two gold (Au) atoms?

Likhit asked Jun 8, 2023

by Likhit

3.3k points

2 answers

11 votes

104k views

What is the importance of Biology Organization?

Franklin Munoz asked Jun 8, 2023

by Franklin Munoz

2.8k points

1 answer

5 votes

41.8k views

In a complete sentence, explain what determines temperature

Pylover asked Jun 8, 2023

by Pylover

2.7k points

1 answer

28 votes

417k views

One mole of a substance contains 6.02 × 1023 protons and an equal number of electrons. If the protons could somehow be separated from the electrons and placed in very small, individual containers separated

Papezjustin asked Jun 8, 2023

by Papezjustin

3.1k points

1 answer

16 votes

311k views

assuming that the brakes are lifted with constant speed what is the minimum power the motor must produce?

Chase R Lewis asked Jun 8, 2023

by Chase R Lewis

2.5k points

1 answer

24 votes

205k views

The motion of a parachuists isn't considered free fall? give reason

MistakeNot asked Jun 8, 2023

by MistakeNot

2.6k points

1 answer

18 votes

518k views

When an object has a electrical charge, electrons are? _____ when it comes in contact with other objects

Gempir asked Jun 8, 2023

by Gempir

2.8k points

1 answer

43 votes

419k views

2. A man pushes on a piano with mass 180 kg; it slides at constant velocity down a ramp that is inclined at 19.0° above the horizontal floor. Neglect any friction acting on the piano. Calculate the magnitude

Amruth Lakkavaram asked Jun 8, 2023

by Amruth Lakkavaram

3.2k points

1 answer

7 votes

62.6k views

. A sports car is advertised as being able to go from 0 to 60 in 6.00 seconds. If 60 mi/h is equal to 27 m/s, what is the sports car's average acceleration?

Steven Barnett asked Jun 8, 2023

by Steven Barnett

3.0k points

1 answer

13 votes

205k views

A roller coaster with a mass of 973 kg at some point in time has a height of 24 m and rolls down the track at 25 m/s. What is the TOTAL energy of the roller coaster in Joules?

Maulin asked Jun 8, 2023

by Maulin

3.2k points

1 answer

5 votes

67.3k views

If a train travel from Addis Ababa to Dire Dawa at a constant velocity of 400Km/hr and the to Djibouti at a constant velocity of V. if the average velocity of 520Km/hr then what is the value of V?----------------

SteveP asked Jun 8, 2023

by SteveP

2.2k points

1 answer

0 votes

238k views

If the subject with type 1 diabetes eats a high-carb food such as the candy bar or orange smoothie, then the blood glucose levels will (increase/decrease/stay the same) after a three-hour digestion period.

Nocturnal asked Jun 8, 2023

by Nocturnal

2.2k points

1 answer

39 votes

1.4k views

While working out, a man lifts a 10-kg object a vertical distance of 0.80 m. He then carries it for 10 m where he sets it down a vertical distance of 0.80 m. How much work does he do on the object when

Chintuyadavsara asked Jun 8, 2023

by Chintuyadavsara

2.8k points

1 answer

41 votes

435k views

What makes ramps useful simple machines? By increasing the distance, the force required decreases b. By increasing the distance, the required work decreases c. By increasing the force, the required distance

Jconlin asked Jun 8, 2023

by Jconlin

2.8k points

1 answer

33 votes

230k views

What is the velocities of car b after the collision

Alex Wang asked Jun 8, 2023

by Alex Wang

2.9k points

1 answer

12 votes

374k views

When we come out in the sun, we feel warm. How does the heat from the sun reach us?

Zotta asked Jun 8, 2023

by Zotta

2.4k points

2 answers

45 votes

101k views

Define summarize the step you might use to carry out

Yanex asked Jun 8, 2023

by Yanex

3.1k points

1 answer

29 votes

492k views

What best describes SONAR waves

Jjoelson asked Jun 8, 2023

by Jjoelson

2.6k points

1 answer

24 votes

374k views

A computer and monitor use 800J of electric energy each second. The monitor produces 30J of light energy each second. The fan in the computer converts 15J each second into kinetic energy. The lights on

Kimbley asked Jun 8, 2023

by Kimbley

2.9k points

1 answer

27 votes

446k views

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