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muminat
3 years ago
11

What is an alpha particle composed of?

Physics
1 answer:
kumpel [21]3 years ago
8 0

Answer:

A. Two protons and two neutrons.

Explanation:

Alpha particles are positively charged specie identical to the nucleus of Helium atom.

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How does tripling the distance between two objects affect the gravitational force between them?
Wewaii [24]
It weakened the gravitational force between the oblects.
6 0
3 years ago
Read 2 more answers
When two notes are played simultaneously, creating a discordant sound, it is called _____.
mart [117]

Answer:

The correct answer is option D.

Explanation:

Acoustic : A branch of physics which study the properties of sound.

Consonance: Combination of notes occurring simultaneously due to relationship between their respective frequencies.

Timbre: A characteristic of a musical note which makes it distinct from another wave which also have same pitch and intensity.

Dissonance :When combination of two notes are played simultaneously with lack of harmony in between them.

Hence, the correct answer is option D.

5 0
3 years ago
If a car has a momentum of 2.04 x 104 kgm/s and a velocity of 18 m/s, what is its mass?
muminat

Answer:

Mass = 1133.33 kg (Approx.)

Explanation:

Given:

Momentum = 2.04 x 10⁴ kg[m/s]

Velocity = 18 m/s

Find:

Mass

Computation:

Mass = Momentum / Velocity

Mass = [2.04 x 10⁴] / 18

Mass = 1133.33 kg (Approx.)

5 0
2 years ago
How to solve this step by step
victus00 [196]
Well, it goes 60 miles in one hour......so set up a ratio.....
60 miles/5 miles = 1 hr/x.....you'll get 60x = 5....then 5/60 would be 0.083 

7 0
2 years ago
Orbit around hub and arms of spirals ( with name )
const2013 [10]
 the answer is the Spiral Galaxy
6 0
2 years ago
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