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Rainbow [258]
3 years ago
8

Please help, no links please! I dont understand stand this question and im going to cry

Physics
2 answers:
marta [7]3 years ago
5 0
The air Inside the balloon is in the gas phase
Vaselesa [24]3 years ago
3 0

Answer:

I'm pretty sure its helium

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Please can someone solve this question ​
Lorico [155]

Answer:both diagrams are attached.

Explanation:

3 0
3 years ago
Electrically neutral objects cannot exert an electrical force on each other, but they can exert a gravitational force on each ot
Olenka [21]
The correct answer is 
A) true

In fact, the electrical force can be present only if the two objects have a net charge different from zero, because the electrical force is proportional to the value of the charges:
F_e = k_e  \frac{Q_1 Q_2}{r^2}
so, if they are neutral they cannot exert an electrical force between each other, because their charge Q is zero.

Viceversa, the gravitational force is always present when the objects have masses, since the force is proportional to the value of the masses:
F_g = G  \frac{m_1 m_2}{r^2}
so, even if the two objetcs are neutral, if they have mass, they exert a gravitational force to each other.
4 0
4 years ago
Why doesn’t a rocket in space need to use its engine to keep it moving??? Please help!
Studentka2010 [4]
Every action produces an equal and opposite reaction. When a rocket shoots fuel out one end, this propels the rocket forward
7 0
3 years ago
Read 2 more answers
A coil 3.55 cm in radius, containing 470 turns, is placed in a uniform magnetic field that varies with time according to B=( 1.2
slavikrds [6]

The Electric current is 1.11* 10^{-4}A


Given that the coil's radius is 3.55 cm (0.35 m),

The formula for the coil's area is A = r2 A = (3.14) (0.35)2 = 0.005024 m2.

R = Resistance = 600 N = Number of spins = 500 B = Magnetic field = (0.0120)

t + (3 x 10⁻⁵) t⁴

The number t = 5 is substituted for taking the derivative at both the induced current and the electric current.

The Electric current is therefore 1.11* 10^{-4}A
Electric current - The rate of electron passage in a conductor is known as electric current. The ampere is the electric current's SI unit. Electrons are little particles that are part of a substance's molecular structure. These electrons can be held loosely or securely depending on the situation.

To learn more about electric current please visit -brainly.com/question/12791045
#SPJ1

7 0
2 years ago
Read 2 more answers
PLZZZZZZZZ HELP FOR 25 POINTSS !!!!!!!
trasher [3.6K]
The answer is B, luminous. Because of that fact that absorbing is taking light and Illuminated means having light because of a different light source. Luminous means bright and having lots of light. Hope this helps :)
7 0
4 years ago
Read 2 more answers
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