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vlada-n [284]
3 years ago
15

A student conducted a scientific investigation on the magnetic properties of iron. She used a magnet to try to pick up iron nail

s. After making several observations, which question can she answer? Which part of a magnet is strongest at attracting iron? How fast does iron lose its magnetism? What is the importance of studying the magnetic field of a magnet? How does the color of iron change with exposure to air?
Biology
1 answer:
Harman [31]3 years ago
6 0

Answer:

A descriptive investigation cannot show a cause-and-effect relationship between bacteria growth and possible factors affecting growth.

Explanation:

I did  the quiz and got this one right -3-   <3

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3. The evolutionary pathways of ten different species are represented in the diagram below.
xenn [34]

Answer:

C

Explanation:

when counting the number of organisms that differentiate between e and I, this answer gives the smallest number of organisms

6 0
3 years ago
Classify the following organisms into their respective kindoms 1.yeast 2.penicillium 3.rhizobium 4.mushroom 5.amoeba 6.fish
Fofino [41]

Answer:

1.fungi,   2.fungi     3.monera   4.fungi   5. protista  6. animalia

Explanation:

since, yeast is a fungus , penicilium and mushroom (agaricus) also fall under this catergory due to the <em>presence of mysceliom and hyphae.</em>

rizobium is a <em>bacteria</em> so falls under the kingdom monera

amoeba has <em>locamotory organs</em> hence is a part of the protista kingdom

while , fish is <em>an animal</em> and thus belong to animalia

5 0
3 years ago
The ratio of the ages of father and son is 9:2 if the father is 45 year old, find the son
wolverine [178]
If the ratio is 9:2 that means that 45 would by ñ times 9. At the same time, ñ must also fit the ratio. Using this knowledge, you can divide 45 by 9, giving you 5, then multiply it by 2. This means that the child is 10 years old.
8 0
3 years ago
Five students get sick with a cold after a weekend field trip to the aquarium with their classmates. Which best explains why the
SIZIF [17.4K]

Answer:

I'm not 100% sure but I think it either a or d

Explanation:

hope this helps

3 0
3 years ago
Read 2 more answers
Where in the cell does translation take place
frutty [35]
Translation occurs in the cytoplasm
5 0
3 years ago
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