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
NNADVOKAT [17]
3 years ago
8

An object is dropped from a height of 25 meters. At what velocity will it hit the ground?

Physics
1 answer:
Goryan [66]3 years ago
6 0
You can use Vf^2-Vi^2 = 2ax

Vf^2 - 0 = 2(9.81)(25)

Or you can use energy

mgh = 1/2mv^2

2gh =v^2

Same thing
You might be interested in
Write the following number in scientific notation 156.60
Liula [17]

Answer:

1.566 x 10^2

Move the decimal to where the number being multiplied by 10^x is greater than 1 but less than 10. Then multiply it by 10^x

X is the number of times you moved the decimal, so in this case it would be 10^2

8 0
3 years ago
Where is the magnetic south pole compared to the geographical north pole?
Alex777 [14]

Currently, the magnetic south pole lies about ten degrees distant from the geographic north pole, and sits in the Arctic Ocean north of Alaska. The north end on a compass therefore currently points roughly towards Alaska and not exactly towards geographic north.

7 0
3 years ago
Scientists can use spectral analysis of stars to determine which of the following?
RoseWind [281]
I do believe all of these but core elements can be determined by spectroscopy which includes the use of electromagnetic radiation. Both the surface and core temperature can be measured using light. Surface elements can be found because the absorption lines of different elements in the spectra of the star, but I haven't heard anything about using spectral analysis for core elements.
4 0
3 years ago
Read 2 more answers
Blood is tissue .how?​
Levart [38]
Yes, blood is a tissue. It is a tissue because it is a group of similar cells that have functions.
3 0
2 years ago
Read 2 more answers
A student completed a lab report. Which correctly describes the difference between the "Question" and "Hypothesis" sections
galben [10]

Answer:

the second one!

Explanation:

the question is well, the question, a hypothesis is an educated guess on what you think will be the outcome

4 0
3 years ago
Read 2 more answers
Other questions:
  • The circuit element whose purpose is to convert electrical energy into another form of energy is the _____.
    13·2 answers
  • What is the fundamental source of all energy in the universe
    11·1 answer
  • What were the models of ancient greek atoms ?
    13·1 answer
  • How are frequency and period related to each other? A. They are the same for any given wave B. They have the same magnitude but
    8·1 answer
  • A piece of plastic has a net charge of +9.9 μC. How many more protons than electrons does this piece of plastic have? (e = 1.60
    10·1 answer
  • Las ovejas son animales sociales que seguirán a la oveja guía a cualquier lugar que decida ir. Pensando en esto, describa un mom
    9·1 answer
  • What is simple machines and it type.I need it today please​
    6·1 answer
  • As a 2-kg ball rolls down a ramp, the net force on it is 10 N. What is the acceleration?
    9·1 answer
  • A population of birds walks along the shores of a swampy area eating small crabs. Climatic changes cause the water level in the
    11·1 answer
  • Briefly explain why experiments having faulty design or inconsistent data are problems for scientists. List several reasons
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!