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Grace [21]
3 years ago
6

Why do scientists look for patterns in the world?

Chemistry
1 answer:
noname [10]3 years ago
5 0

Answer:

to forcast the future

Explanation:

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How much force is needed to accelerate a 1000-kg car at a rate of 3 m/s2? a 1003 N b 0.003 N c 3000 N d 333.3 N
Bogdan [553]

Answer:

Option c.

Explanation:

According to Newton's law, formula to solve this problem is:

F = m . a

Mass → 1000 kg

a → 3 m/s²

F = 1000 kg . 3m/s² →  3000 N

1 N = 1 kg .  m/s²  according to SI, Internation System of units.

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3 years ago
Light waves travel much__________________________________ than sound waves.
LUCKY_DIMON [66]

Yeah, a lot faster than sound.

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mrs_skeptik [129]

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No matter how many times you cut it, its chemical properties won't change and it'll still be paper.

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In human beings fertilization occurs in fallopian tube

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2 years ago
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At 25 °c, what is the hydroxide ion concentration, [oh–], in an aqueous solution with a hydrogen ion concentration of [h ] = 3.0
chubhunter [2.5K]

As,

Water has a pkw=14

so it can be represented as,

[H+] [OH-] = 1*10^-14

If [H+] = 3*10^-5M

[OH-] = (1*10^-14) / ( 3*10^-5)

[OH-] = 3.3*10^-9 M

5 0
3 years ago
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