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
mylen [45]
3 years ago
9

Jake drops a book out of a window from a height of 10 meters. At what velocity does the book hit the ground?

Physics
1 answer:
user100 [1]3 years ago
8 0
G = 9.81 m/sec^2)     g = 9.81\frac{meters}{ second^{2} }

<span>Solving for velocity : </span>

velocity^{2}<span> = 2gh </span>
<span>v = </span>2gh^{ \frac{1}{2} }
<span>v = (2 x 9.81 x 10)^1/2 </span>
<span>v = 196.2 m/sec (answer)</span>
You might be interested in
A man pushed the box with a force of 20 N. He doubled his force to 40 N. The box did not
Alex787 [66]

Answer:

A

Explanation:

if the man doubles his force to 40 and the box was yet to move that means acceleration also doubled so your answer would be A

8 0
2 years ago
What is the equivalent resistance of the circuit?
Kaylis [27]

Answer:

80 Ω.

Explanation:

In this circuit the resistances are in series.The equivalent resistance of a series circuit is equal to the sum of the resistances. Req= 60 + 20 = 80 Ω.

8 0
3 years ago
Which type of energy releases greenhouse gases when used to make electricity?
Elan Coil [88]
A) Geothermal
B) Hydroelectric
C)Biomass
D) Wind

I assume this is the four options you had, correct?

i think that biomass is the only one that would release the greenhouse gases. I once heard, it may not be true, that biomass has more co2 released than coal.
4 0
3 years ago
Read 2 more answers
Which type of mixture is air explain​
igor_vitrenko [27]

Answer:Three elements make up over 99.9 percent of the composition of dry air: these are nitrogen, oxygen, and argon.

Explanation:

7 0
3 years ago
Read 2 more answers
It took Lilly 7 seconds to ride her bike 35 meters to the end of the block.What was her speed?
Zolol [24]
<h2><em>her average speed was 5 meter p/ second </em></h2><h2><em> 18 kph</em></h2><h2><em>                                     HOPE IT HELPS (◕‿◕✿)                                   </em></h2><h2><em>                                                   SMILE!!</em></h2>
4 0
3 years ago
Other questions:
  • Bill and Nageen have each built an electric motor and they are testing them by having them lift boxes. Bill's motor lifts a box
    10·1 answer
  • Albert uses as his unit of length (for walking to visit his neighbors or plowing his fields) the albert (a), the distance albert
    14·1 answer
  • Brad is working on a speed problem in physics class. The problem tells him that a girl runs from her house to the park 0.05 km a
    10·2 answers
  • If an object is thrown upward at 128 feet per second from a height of 76 feet, its height S after t seconds is given by the foll
    10·1 answer
  • a pumpkin with a mass of 2.5 kg was pushed toward a wall the average acceleration of the pumpkin was 10.7 miles per second squar
    13·2 answers
  • Can someone explain to how to calculate this
    9·1 answer
  • I need this fast can you help me o give 12 points
    13·2 answers
  • A pupil wants to find the density of an oil. She uses a chemical balance which measures to the nearest gram (g). She places an e
    13·1 answer
  • Susan gently pushes the tip of her finger against the eraser on her pencil and the pencil does not move. Which of the
    11·1 answer
  • During the photoelectric effect experiment, a photon is emitted with 5.73 x10-20 J of kinetic energy. If the work function of th
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!