3 years ago

Help please :) Will award brainliest + 20pts

2 answers:

5 0

The answer is Light rays are reflected by mirrors

Vinil7 [7]3 years ago

3 0

I am sure its D.

I hope this helped!!!:)

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Scilla [17]

Answer:

C. 0.2 Hertz

Explanation:

The frequency of a spring is equal to the reciprocal of the period:

$f=\frac{1}{T}$

where

f is the frequency

T is the period

For the spring in this problem,

T = 5 s

therefore, the frequency is

$f=\frac{1}{5 s}=0.2 Hz$

7 0

3 years ago

Morgarella [4.7K]

Pie ?????????????? π pizza ??? wut

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3 years ago

KengaRu [80]

Any unit of acceleration must have the dimensions (form) of

(a unit of length) / (a unit of time)²

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3 years ago

qwelly [4]

It's about 6 cm long

6 0

3 years ago

lozanna [386]

I think the blank would be "dominant".

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4 years ago