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WARRIOR [948]
3 years ago
5

Which kind of investigations never include a hypothesis?

Biology
1 answer:
Elden [556K]3 years ago
4 0

Discriptive investigation never include a hypothesis.

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. Which of the following statements is true? Symmetric encryption is faster than asymmetric encryption, and it can be used to pr
romanna [79]

Answer:

Symmetric encryption is faster than asymmetric encryption, but it cannot be used to provide non-repudiation of contracts.

Explanation:

Symmetric encryption is a type of encryption where only one key (a secret key) is used to both encrypt and decrypt electronic information. Symmetric encryption uses a single key that needs to be shared among the people who need to receive the message while asymmetrical encryption uses a pair of public key and a private key to encrypt and decrypt messages when communicating. Symmetric encryption cannot be used for non-repudiation because the key is shared by both parties, making it difficult to prove who created and encrypted the document.

7 0
3 years ago
Fill in the blanks PLEASE I'll give brainliest, please
KonstantinChe [14]
Here you go! I hope you can read my writing!

3 0
2 years ago
What happens to energy as it goes up the food pyramid
hoa [83]
The number of organsims at each levels, so there are more producer than herbivores, more herbivores than carnivores and so on...
4 0
3 years ago
Read 2 more answers
Zinc 419.53 oC 7.134 Nickel 1455oC 8.912 Copper 1084.62oC 8.96 Silver 961.78oC 10.501 Gold 1064.18oC 19.282 A cube of each metal
const2013 [10]
The data given are 
            melting point            density 
<span>Zinc        419.53 oC              7.134
Nickel      1455oC                 8.912
Copper  1084.62oC              8.96
Silver        961.78oC           10.501
Gold        1064.18oC          19.282

density is the mass per unit volume. Melting point is determined by the intermolecular forces between particles in the solids.
We </span>have been asked to find which cube weighs the most 
density = mass/volume 
when volume is constant for all the metals, then density is directly proportional to mass. Therefore metal with highest density has the highest mass.
from the given metals, metal with highest density is Gold.
correct answer is Gold.
6 0
4 years ago
Read 2 more answers
Which trophic level contains more energy: a trophic level of herbivores or a trophic level of carnivores? Why?
Bas_tet [7]
Hello :)

The answer to your question is a trophic level of carnivores


Only a fraction of the energy available at one trophic level is transferred to the next trophic level.

Since carnivores are above herbivores in the trophic levels, herbivores have more energy than carnivores.

Hope this helps and have a great day!
7 0
3 years ago
Read 2 more answers
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