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A musician hits a drum with a drumstick. In three to four sentences, explain the collision forces between the drum and drumstick. Help needed!

Kshitij Godara asked Dec 28, 2024

by Kshitij Godara

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2 votes

234k views

The formula for calculating kinetic energy is K = 1/2mv² for which m represents mass and v represents velocity solve this formula. A) True B) False

DenEwout asked Dec 28, 2024

by DenEwout

8.4k points

2 answers

4 votes

66.1k views

A car is traveling on a perfectly straight road at a constant speed. Is there net, external, unbalanced force acting on the car?

Mig asked Dec 28, 2024

by Mig

8.9k points

1 answer

3 votes

26.1k views

How much heat in kilojoules is evolved in converting 1.00 mol of steam at 145 °C to ice at -70.0 °C?

Michael Andorfer asked Dec 28, 2024

by Michael Andorfer

8.0k points

1 answer

5 votes

90.0k views

The distance round the rectangle is 20cm. if the length is 6cm, what is the width

EvilAegis asked Dec 28, 2024

by EvilAegis

8.1k points

1 answer

4 votes

101k views

How much heat must be added to 20 g of water at an initial temperature of 52°c to do the following? a) heat it to the boiling point.

Ilya Lavrov asked Dec 28, 2024

by Ilya Lavrov

8.2k points

1 answer

2 votes

6.5k views

A diffraction grating with 75o slits per mm is illuminated

Jennie asked Dec 28, 2024

by Jennie

7.7k points

1 answer

0 votes

165k views

A bucket of water (m=2.0 kg) is attached to a 0.80-m long string and spun in a vertical circle. The speed of the water at the bottom of the circular path is 6.0 m/s. (a) What is the force of gravity? (b)

Parker Young asked Dec 28, 2024

by Parker Young

8.6k points

1 answer

5 votes

165k views

A space ship is traveling at 20,000.0 m/s. After 5.0 seconds, the rocket thrusters are turned on. At the 55.0-second mark, the ship has a velocity of 24,000.0 m/s. What is the acceleration?

MattNewton asked Dec 28, 2024

by MattNewton

7.2k points

1 answer

2 votes

192k views

The half-life, t, for a particular radioactive element is ______ min. Find the decay rate of the element.

Ashley Lee asked Dec 28, 2024

by Ashley Lee

8.0k points

1 answer

5 votes

223k views

A cyclist with combination mass 80 kg goes around a curved road with a uniform speed 20 m/s He has to bend inwards by an angle θ=tan⁻¹ (0.50) with the vertical. The force of friction acting at the point

Thomas Anthony asked Dec 28, 2024

by Thomas Anthony

8.0k points

1 answer

0 votes

174k views

Which model of the universe is the most widely accepted, and what does it predict? A. An open universe, in which the universe never stops expanding B. A flat universe, in which the universe stops expanding

Ggranum asked Dec 28, 2024

by Ggranum

7.4k points

1 answer

1 vote

142k views

Joanne walks 0.4 km south to Macy’s then she gets hungry and walks 0.5 km north to the food court she then remember she needs a new outfit and walk 0.7 km to forever 21 she walks for a total of 1.75 hours

SmRaj asked Dec 28, 2024

by SmRaj

7.5k points

1 answer

0 votes

198k views

A decrease from 200 to 100 mA will result in a decrease in which of the following? 1. Exposure rate 2. Beam intensity

Danny Delott asked Dec 28, 2024

by Danny Delott

7.9k points

1 answer

3 votes

69.7k views

The equal and opposite force of the Earth's Gravity pulling you down toward the ground with 10 Newtons would be the force of your body pulling __________ on the Earth with __________ of force. A) away,

Andrew Gray asked Dec 28, 2024

by Andrew Gray

7.4k points

1 answer

1 vote

109k views

Explain how a balloon is able to keep its shape?

CryptoPiggy asked Dec 28, 2024

by CryptoPiggy

8.0k points

1 answer

0 votes

5.0k views

The energy E, possessed by an object of mass m kg traveling at a speed of m/v^2 joules. a. Express v in terms of E and M b. If the energy of a 50kg mass is 4900 joules, how fast is it moving?

Mbonnin asked Dec 28, 2024

by Mbonnin

7.7k points

1 answer

4 votes

177k views

An Underwater Gas Piston. You and your team have been given the task of preparing a gas piston device that is to be deployed to the bottom of the Southern Sea, beneath the Brunt Ice Shelf off the coast

Brigid asked Dec 28, 2024

by Brigid

7.9k points

1 answer

1 vote

156k views

a large sheet of metal has a hole cut in the middle of it. when the sheet is heated, the area of the hole will

Bred asked Dec 28, 2024

by Bred

9.0k points

1 answer

5 votes

50.9k views

The space shuttle releases a satellite into a circular orbit 755 km above the earth. What is the approximate radius of the orbit? a) 755 km b) 377.5 km c) 1509 km d) 188.75 km

Amal Kronz asked Dec 28, 2024

by Amal Kronz

8.3k points

1 answer

2 votes

212k views

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