1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
MArishka [77]
3 years ago
9

Which of the following is a direct observation? A. Music may help plants grow B. The plant is 22cm on day 23 C. two plants must

have died from insects D. The plants will likely grow 2cm per day 2. A new fertilizer is being tested to determine if it will help plants grow. Each day the researcher gives fertilizer to half the plants and measures the height of all plants. This is an example of which step in the scientific method? A. Ask a question B. Conduct the experiment C. Form a conclusion D. From a hypothesis
Chemistry
2 answers:
Marizza181 [45]3 years ago
8 0
The answer is B for number 1 because rather than it being an observation it is something that you know for sure happened without guessing. 

the answer is B the researcher is actually adding the fertilizer and measuring it.
s344n2d4d5 [400]3 years ago
8 0

Answer:

The correct answer will be options:

1. option-B

2. option-B

Explanation:

<u>Case I </u>

Making an act of direct observation is a way of collecting information in which the observer observes a natural behavior in its natural environment without making assumptions.

In the given questions, the case of direct observation will be when the height of the plant is measured on 23rd day. Thus, Option-B is the correct answer.

<u>Case II </u>

In the given question, the researcher wants to determine the effect of fertilizer on the growth of the plant so he decides to perform an experiment by giving fertilizers to plants.

This is an act of performing an experiment and thus Option-B is the correct answer.

You might be interested in
Never mind, question solved.
Alchen [17]
The answer to the problem is 100
5 0
1 year ago
Express the following in scientific notation 0.000365
d1i1m1o1n [39]

3.65 X 10^-4

8 0
3 years ago
Is the name of the energy made by mitochondria
meriva

Answer:

the powerhouse of the cell

Explanation:

jk its called adenosine triphosphate

6 0
3 years ago
Draw a basic atom (Bohr model showing me where everything is located in the above chart).
tino4ka555 [31]

Answer:

thhe anwer is d

Explanation:

the answer is d just took the quiz got 100 on edge 2022

6 0
1 year ago
What are the very small particles that make up all matter?
zhenek [66]
The correct answer would be: Atoms

I hope that this helps you!
3 0
3 years ago
Other questions:
  • The elements lithium and oxygen react explosively to from lithium oxide (Li2O). How much lithium oxide will form if 3.03 mol of
    13·1 answer
  • Plz help meh, I think there is trick question!!!
    6·2 answers
  • C3H18 +<br> O2<br> +<br> CO2 + H2O<br> Balance equation
    7·1 answer
  • 3) <br> Which subatomic particle is NOT found at the center of the atom?
    13·1 answer
  • Answer quick what is data​
    12·1 answer
  • What are the characteristics of an electron?
    12·1 answer
  • What is the electron configuration of Iron
    14·1 answer
  • In general, what is the effect of increased temperature on the solubility of a gas?
    11·2 answers
  • What is the number of electrons in an atom of scandium
    12·1 answer
  • 5. What is a habitat?
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!