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Phantasy [73]
2 years ago
8

Two waves are in phase if they are of the same ___________.

Physics
2 answers:
MariettaO [177]2 years ago
5 0

Answer:

frequency.

Explanation:

Two sound waves of the same frequency that are perfectly aligned have a phase difference of 0 and are said to be “in phase.” Two waves that are in phase add to produce a sound wave with an amplitude equal to the sum of the amplitudes of the two waves.

Fed [463]2 years ago
3 0
Most likely frequently
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Artemon [7]
a heater that produces lots of warm air which would include thermal energy or a kitchen stove
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3 years ago
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A ball is dropped from the roof of a 25-m-tall building. What is the velocity of the object when it touches the ground? Suppose
Wewaii [24]

Answer:

a)  h=25m

b)  v=19.8m/sec

Explanation:

From the question we are told that:

Height h=25m

Bounce Height h'=20m

Generally the Kinematic equation is mathematically given by

V=\sqrt{2gh}\\\\V=\sqrt{2*9.81*25}

V=22.1m/sec

Therefore Height

h=\frac{V^2}{2g}\\\\h=\frac{22.1^2}{2*9.81}

h=25m

b)

Generally the Kinematic equation is mathematically given by

v^2=2ah

v^2=2*9.8*20

v=\sqrt{2*9.8*20}

v=19.8m/sec

3 0
3 years ago
What are the major steps of solar system formation in the correct order?
Gala2k [10]

Answer:(1) Pre-solar nebula

(2). Planet formation

Explanation:

Nebular hypothesis says that the Solar System formed from the gravitational collapse of a fragment of a giant molecular cloud.

One of the collapsing fragments called the pre-solar nebula formed what became the Solar System.

The planet can also be formed by accretion. Accretion is a process in which planets began as dust grains in orbit around the central protostar.

When the terrestrial planets were forming, they remained immersed in a disk of gas and dust.

4 0
3 years ago
How to calculate light year, minute and second?
Alekssandra [29.7K]

Answer:

A light-year is the distance light travels in one year. How far is that? Multiply the number of seconds in one year by the number of miles or kilometers that light travels in one second, and there you have it: one light-year. It's about 5.88 trillion miles (9.5 trillion km).

Explanation:

5 0
2 years ago
An 8000.0 kg truck starts off from rest and reaches a velocity of 18.0 m/s in 6.00 seconds. What is the truck’s acceleration and
omeli [17]

Explanation:

Acceleration is change in velocity over time.

a = Δv / Δt

a = (18.0 m/s − 0 m/s) / (6.00 s)

a = 3.00 m/s²

Momentum is mass time velocity.

p = mv

p = (8000 kg) (18.0 m/s)

p = 144,000 kg m/s

3 0
2 years ago
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