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PolarNik [594]
3 years ago
11

What is a material that you cannot see through called?

Chemistry
2 answers:
Alik [6]3 years ago
7 0

Answer:

metal

Explanation:

Yakvenalex [24]3 years ago
3 0
Wood, metal, brick, etc.
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Amanda pushes a box across the room with a force of 30 N. It accelerates at 5 m/s/s. What is the mass of the box? *
liraira [26]

<u>Given:</u>

Force (F) acting on the box = 30 N

Acceleration produced (a) = 5 m/s2

<u>To determine:</u>

The mass (m) of the box

<u>Calculation:</u>

Formula: F = ma

m = F/a = 30/ 5 = 6 kg

<u>Ans</u>: Mass of the box is 6 kg


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