4 years ago

How are lava and magma the same

1 answer:

6 0

<span>magma and lava are the same general components, the only difference in the term is that magma has not been erupted. Once magma is erupted it is than redefined as lava. hope that helps</span>

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A clay pot at room temperature is placed in a kiln, and the pot\'s temperature doubles. how much more heat per second is the pot

xeze [42]

Answer:

Explanation:

If we treat the pot as a black body, then:

q = σ T⁴ A,

where q is the heat per second radiated,

σ is the Stefan-Boltzmann Constant,

T is the absolute temperature,

and A is the surface area.

If the absolute temperature doubles, then q increases by a factor of 2⁴ = 16.

7 0

3 years ago

An opera singer breaks a crystal glass with her voice. Which best explains why this occurs? The pitch of her voice matches the p

aalyn [17]

The frequency at which the body vibrates breaks is natural frequency. The glass with her voice because the frequency of her voice matches the natural frequency of the glass.

<h3>What is the natural frequency?</h3>

When there is no external force acting on the body unless the body vibrates is known as the natural frequency of vibration.it is denoted by $\rm w_n$ .