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ra1l [238]
2 years ago
6

An object's velocity can be described by its speed and acceleration. (4 points) True False

Physics
1 answer:
prohojiy [21]2 years ago
8 0

False

Hope this helps

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Social science is a branch of science that deals with the nature of
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The answer is A. Human Society.
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3 years ago
What is the difference between these two kinds of seismic waves: body waves and surface waves?
Ahat [919]
<span>A body wave is a seismic wave that moves through the interior of the earth, as opposed to surface waves that travel near the earth's surface.

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4 0
3 years ago
A block with an initial kinetic energy of 4.0 J comes to rest after sliding 1.0 m. How far would the block slide if it had 8.0 J
Anna007 [38]

Answer:

2.0 m

Explanation:

Kinetic Energy: This is the energy of a body due to motion.

According to the law of conservation of energy,

Kinetic Energy = potential Energy = mgs

Where m = mass (kg) , g = acceleration due to gravity (m/s²) , s = distance or height (m).

Kinetic energy = 4.0 J , s = 1.0 m , g= 9.8m/s² , m=?

∴ m = kinetic Energy/(gs)

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When the initial kinetic energy  8.0 J

∴ Distance (s) = 8.0/(0.4081 × 9.8)

    Distance (s) = 2.00031

     Distance (s) ≈ 2.0 m

∴  the block would slide 2.0 m

4 0
3 years ago
Ultrasound with a frequency of 4.077 mhz can be used to produce images of the human body. if the speed of sound in the body is t
mestny [16]
The frequency of the ultrasound is (converting in Hz)
f=4.077 MHz=4.077 \cdot 10^6 Hz
while the speed of sound in the body is
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We can calculate the wavelength of the ultrasound in the body by using the relationship betwen frequency, wavelength and speed of the wave:
\lambda =  \frac{v}{f}= \frac{2310 m/s}{4.077 \cdot 10^6 Hz}=5.67 \cdot 10^{-4} m
3 0
3 years ago
If two polarizing filters are held with their polarization axes at right angles to each other, the amount of light transmitted c
Vinvika [58]
Most likely answer is d. It would be half the size since the poliraztion is greater due to perpendicular bisect.
3 0
3 years ago
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