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crimeas [40]
3 years ago
12

A tennis ball, a bowling ball, and a feather are dropped from the top of a tall building at the same time. Consider what you hav

e learned about air resistance. Which object reaches the ground first?
Physics
2 answers:
seropon [69]3 years ago
7 0
The bowling ball would reach the ground first because it has a higher density.
Yuri [45]3 years ago
3 0
Bowling ball reaches the ground first
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How does the position of an object relate to the energy stored in an object?
Kamila [148]

Answer:

Potential Energy

Explanation:

Potential energy is the energy stored in an object due to it's position relative to some zero position. An object possesses gravitational potential energy if it is positioned at a height above (or below) the zero height.

4 0
3 years ago
Potential energy and kinetic energy are created when work is done to change a position (PE) or a state of motion (KE). Ignoring
lapo4ka [179]

Answer:

(b) Both are the same

Explanation:

When work is done to change a position or a state of motion, then the potential and kinetic energy are created. Then the energy gets transferred to an object. Its means the work is done.  

The work done to change a position of an object is called potential energy while the work done to change a state of motion of an object is called kinetic energy.

We know that the total energy of a system remains constant. It is called the law of conservation of energy.

So, the work done is equal to the amount of PE or KE created. Hence, the correct option is (b).

3 0
4 years ago
Which scientist used Tycho Brahe’s data to propose three laws of planetary motion?
slava [35]
That was his student, Johannes Kepler.
3 0
4 years ago
Read 2 more answers
If the number of troughs that pass a point in a given time increases, what has increased?
Lerok [7]
Wave length i think                                               hope it helps
8 0
3 years ago
Read 2 more answers
If R1 = 6, R2 = 2 and VAΓ = 16 Find Roλ, I, VAB, VAΓ​
erica [24]

Answer:

<em>Rt = 8 ohm</em>

<em>I = 2 A</em>

<em>Vab = 12 V</em>

<em>VbΓ = 4 V</em>

<em>VaΓ = 16 V</em>

Explanation:

<u>Electric Circuits</u>

We'll apply Ohm's formula to solve the circuit shown on the image:

V = R.I

Where V is the voltage, R is the resistance, and I is the current.

The circuit has two resistances connected in series, thus the total resistance is:

Rt = R1 + R2 = 6 ohm + 2 ohm = 8 ohm

Now the current is:

\displaystyle I=\frac{V}{Rt}

\displaystyle I=\frac{16}{8}

I = 2 A

The voltages are calculated below:

Vab = R1 * I = 6 ohm * 2 A = 12 V

VbΓ = R2 * I = 2 ohm * 2 A = 4 V

VaΓ = Vab + VbΓ = 12 V + 4 V = 16 V

8 0
3 years ago
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