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
mihalych1998 [28]
4 years ago
10

What is coal resource energy definition ? please help me

Physics
2 answers:
gayaneshka [121]4 years ago
7 0
The meaning isMinerals of fossilized carbon
NeTakaya4 years ago
6 0
It's a combustible black, or brownish-black sedimentary rock, usually occurring in the rock strata in layers or veins called coal beds, or coal seams.
You might be interested in
Which of the diagrams below show forces that would result in a movement of the block to the left?
xenn [34]

Diagram A will result in the movement of the block to the left as a result of the forces.

<h3>What is Force?</h3>

This is referred to an influence which is capable of changing the motion of an object.

Diagram A has equal upward and downward force and left side which is 60N is higher than the right side which has 20N. The block will therefore move to the left.

Read more about Force here brainly.com/question/25239010

#SPJ1

4 0
2 years ago
How long would the night be on June 21 in Fairbanks, Alaska?
Kaylis [27]

Answer:

21.49 hrs

Explanation:

it is the longest day of daylight due to Alaska being closest to the au. at the time

7 0
3 years ago
You are standing on a footbridge that is 12 feet above a lake. You look down and see a duck in the water. The duck is 7 feet awa
kolbaska11 [484]

Answer:

  30.22°.          

Explanation:

Given that

height of the bridge ,h= 12 ft

The distance of the lake from bridge ,L= 7 m

 Lets take angle = θ

Now by using diagram

We can say that

tan\theta =\dfrac{L}{h}

tan\theta =\dfrac{7}{12}

tan\theta=0.583

\theta=30.22^{\circ}

That is why the angle will be 30.22°.

6 0
4 years ago
Need some help
Keith_Richards [23]

The answer is C) the density of the rock

Density of rock is the dependent variable, because it depends on the temperature. The temperature can’t be the dependent variable because ,the density of a rock does not have magical powers that can change temperature of a room. However changing the temperature of the room ,will change the density of the rock. Hope this helps !

4 0
3 years ago
How does the work required to accelerate a particle from 10m/s to 20m/s compare to that required to accelerate it from 20m/s to
Stella [2.4K]

The answer is B. It is the same..... hope this helps!

7 0
3 years ago
Other questions:
  • The heater element of a 120 V toaster is a 5.4 m length of nichrome wire, whose diameter is 0.48 mm. The resistivity of nichrome
    12·1 answer
  • Inertia is the tendency of An object to continue its current state of motion. Which of the following BEST describes the relation
    9·1 answer
  • Select the best answer for the question.
    6·1 answer
  • A uniform plank of length 5.0 m and weight 225 N rests horizontally on two supports, with 1.1 m of the plank hanging over the ri
    8·1 answer
  • Two people are carrying a uniform 704.0 N log through the forest. Bubba is 2.2 m from one end of the log (x), and his partner is
    6·1 answer
  • What is the acceleration of a 50kg object with 100 newtons force applied to it
    7·2 answers
  • Lillie is running. She increases her initial speed of 30 km/h to 40 km/h so she can win the race. If she takes 0.05 hours to com
    11·1 answer
  • 3. What is Newton's 1st Law?
    6·1 answer
  • How many groups are in the modern periodic table?
    14·2 answers
  • Identify the type of circuit in which the user retains the physical path through the network, but only for the duration of a cal
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!