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sergiy2304 [10]
3 years ago
13

24 POINTS

Physics
1 answer:
arsen [322]3 years ago
7 0
It is a good question !!

A wave of a wavelength of infinitesimal small meters !!
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Some beetles break down the remains of dead animals. Some mushrooms breakdown the remains of dead trees. How do these actions mo
Y_Kistochka [10]

Answer:

A By returning nutrients to the soil

Explanation:

Here are the options

A By returning nutrients to the soil

B By releasing oxygen into the air

C By making space for new animals

D By decreasing the population of herbivores

The process by which mushrooms act on dead trees provide nutrients that are necessary for the process of photosynthesis.

Types of decomposers

  1. Fungi - mushroom is an example of a fungi
  2. Bacteria
  3. Insects - beetle is an example of an insect
  4. Earthworms

Functions of a decomposer

  1. A decomposer recycles dead plants and animals to release nutrients into the soil.
  2. They are ecological cleaners. they carry out this function by disintegrating dead plants and animal remains.
3 0
3 years ago
Can anybody help me?
mixas84 [53]

Answer:

maybe c

Explanation:

3 0
3 years ago
Read 2 more answers
A lightning bolt may carry a current of 1.00 104 A for a short time. What is the resulting magnetic field 120 m from the bolt
Marina CMI [18]

Answer:

B = 1.67 μ T

Explanation:

given,

current, I = 1 x 10⁴ A

r = 120 m

treating lightning bolt as long straight conductor

  B=\dfrac{\mu_0I}{2\pi r}

  B=\dfrac{4\pi \times 10^{-7}\times 1 \times 10^4}{2\pi\times 120}

resulting magnitude would be equal to

    B = 16.67 x 10⁻⁶ T

    B = 1.67 μ T

The resulting magnetic field is equal to B = 1.67 μ T

5 0
4 years ago
Read 2 more answers
Describe how electricity flows through a simple closed circuit.
Vedmedyk [2.9K]

Answer:

Electrons are drawn from one end of the battery to the other. Connecting two of those ends allows an electric current to flow between them. Wires make a path through that current can flow from one end of a battery to the other end, which would be considered as: The north and east side

8 0
3 years ago
An object is thrown vertically and has a speed of 25 m/s when it reaches 1/4 of its maximum height above the ground (assume it s
Crazy boy [7]

Answer:

v_{i} =28.86\frac{ft}{s}

Explanation:

Conceptual analysis

We apply the kinematic formula for an object that moves vertically upwards:

(v_{f} )^{2} =(v_{i} )^{2} -2*g*y

Where:

v_{f} : final speed in ft/s

v_{i} : initial speed in ft/s

g: acceleration due to gravity in ft/s²

y: vertical position at any time in ft

Known data

For v_{f} = 25\frac{ft}{s} ,y=\frac{1}{4} h; where h is the maximum height

for y=h,  v_{f} =0

Problem development

We replace  v_{f} = 25\frac{ft}{s}  , y=\frac{1}{4} h (ft) in the formula (1),

[25^{2} =(v_{i} )^{2} -2*g*\frac{h}{4}   Equation (1)

in maximum height(h): v_{f} =0, Then we replace in formula (1):

0=(v_{i} )^{2} - 2*g*h

2*g*h=(v_{i} )^{2}

h=\frac{(v_{i})^{2}  }{2g}   Equation(2)

We replace (h) of Equation(2) in the  Equation (1) :

25^{2} =(v_{i} )^{2} -2g\frac{\frac{(v_{i})^{2}  }{2g} }{4}

25^{2} =(v_{i} )^{2} -\frac{(v_{i})^{2}  }{4}

25^{2} =\frac{3}{4} (v_{i} )^{2}

v_{i} =\sqrt{\frac{25^{2}*4 }{3} }

v_{i} =28.86\frac{ft}{s}

7 0
4 years ago
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