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a fireworks display features a 50 kg firework shot at 35 ms justs before the shell explodes it seperates into two smaller shells each with a mass of 25 kg what is the velocity of each smaller shell after

Mfonda asked Dec 19, 2024

by Mfonda

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SUCTION FEED LIMITS (CLIMB) JP 8 (Hot Fuel) Outboard Engines ______ ft maximum Inboard Engines ______ ft maximum

Hrishikesh Chaudhari asked Dec 19, 2024

by Hrishikesh Chaudhari

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A bird flies straight northeast a distance of 95.0 km for 3.0 h. With the x-axis due east and the y-axis due north, what is the displacement in unit vector notation for the bird? What is the average velocity

Dinre asked Dec 19, 2024

by Dinre

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3 votes

99.6k views

Scientists have found a relationship between the temperature and the height above a distant planet's surface. T(h), given below, is the temperature in Celsius at a height h kilometers above the planet's

Taraloca asked Dec 19, 2024

by Taraloca

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2 votes

151k views

What is the difference between an experimental group and a control group

Anas EL KORCHI asked Dec 19, 2024

by Anas EL KORCHI

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1 answer

1 vote

30.1k views

___ promoted Pythagoras' statement that heavenly bodies are all spherical. a) Aristotle b) Ptolemy c) Hipparchus d) Eratosthenes

Rax Adaam asked Dec 19, 2024

by Rax Adaam

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5 votes

1.7k views

A spy satellite orbits Earth at a height of 180 km. What is the minimum diameter of the objective lens in a telescope that must be used to resolve columns of troops marching 2.0 m apart? Assume λ=550nm.

Dyp asked Dec 19, 2024

by Dyp

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1 answer

2 votes

199k views

A certain metal when irradiated with light (ν=3.2×10¹⁶ Hz) emits photoelectrons with twice kinetic energy of photoelectrons that are emitted when the same metal is irradiated by light (ν=2.0×10¹⁶ Hz).

TyndieRock asked Dec 19, 2024

by TyndieRock

8.6k points

1 answer

4 votes

213k views

Which of the following is considered a weakness of humanistic therapy? O It focuses exclusively on behaviors or thoughts. O Clients take little responsibility for their own growth. O Unconditional positive

Reallymemorable asked Dec 19, 2024

by Reallymemorable

8.1k points

2 answers

4 votes

143k views

A person of mass 65 kg is standing in a lift of mass 400 kg, which is accelerating upwards at 0.6m*s² Draw a diagram to show the forces acting on the lift and calculate their respective values.

Nikhil Soni asked Dec 19, 2024

by Nikhil Soni

8.0k points

1 answer

1 vote

182k views

Refer to table : 4:1. When was the general amplitude of the EEG highest?

Dobbs asked Dec 19, 2024

by Dobbs

8.2k points

1 answer

5 votes

207k views

How much heat transfer (in kilocalories) is required to thaw a 0.450-kg package of frozen vegetables originally at 0°C if their heat of fusion is the same as that of water? a) 1.00 kcal b) 2.25 kcal c)

Ctrlz asked Dec 19, 2024

by Ctrlz

8.5k points

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222k views

a girl preforms 300 j of work lifting a weight to a height of 2m. how much force does she apply? assume there is no friction.

Jaymes asked Dec 19, 2024

by Jaymes

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1 answer

1 vote

120k views

A tipped domino sends a pulse along a row of standing dominoes. Is this a good analogy for the way electricity, current, sound, or both travels? A) Electricity B) Current C) Sound D) Both electricity and

Feroz Ahmed asked Dec 19, 2024

by Feroz Ahmed

8.8k points

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2 votes

156k views

T or F? In UV-Vis spectroscopy the electrons are excited from LUMO to HOMO?

LoudNPossiblyWrong asked Dec 19, 2024

by LoudNPossiblyWrong

8.1k points

1 answer

0 votes

111k views

Initial pressure is 1.00 atm and volume is 1.35. If the pressure increases to 80 atm, what is the new volume?

Tamilselvan S asked Dec 19, 2024

by Tamilselvan S

8.2k points

1 answer

4 votes

86.7k views

How do you make your diesel {truck} whistle? It's a Dodge Ram 3500.

Denis Stephanov asked Dec 19, 2024

by Denis Stephanov

7.9k points

1 answer

2 votes

207k views

A flywheel slows from 583 rev/min to 377 rev/min while rotating through 48 revolutions. (a) What is the angular acceleration (in rad/s2) of the flywheel? (Assume the flywheel is rotating in the positive

Ak asked Dec 19, 2024

by Ak

7.6k points

1 answer

5 votes

99.1k views

Heat transfer can cause temperature and phase changes. What else can cause these changes? a. Pressure changes b. Density changes c. Chemical reactions d. Magnetic changes

BenTrofatter asked Dec 19, 2024

by BenTrofatter

7.9k points

1 answer

5 votes

26.5k views

If you double the spring constant of a harmonic oscillator, the oscillation frequency does what? group of answer choices a. increases by a factor of b. decreases by a factor of 2 c. doesn't change increases

Niklodeon asked Dec 19, 2024

by Niklodeon

8.4k points

1 answer

2 votes

34.5k views

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