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
Elena-2011 [213]
3 years ago
10

Green light shines through a 100-mm-diameter hole and is observed on a screen. If the hole diameter is increased by 20%, does th

e circular spot of lig
Physics
1 answer:
Sergio [31]3 years ago
6 0
I think it’s by 17 percent
You might be interested in
#2 A car accelerates from rest at 4 m/s^2. What is the velocity of the car after 4 second?
solmaris [256]
You use the equation Velocity = Acceleration X Time. 4x4=16m/s.


The car travels 18m in 3 seconds.
3 0
3 years ago
Which device increases or decreases voltage as electricity is transmitted from power plants to homes and businesses?
Leona [35]

Answer:Transformer

Explanation:All the other devices generate their own electricity apart from power line and Transformer, power line just carries electricity. A transformer can be used to step up or step down voltages from a source.

4 0
3 years ago
Read 2 more answers
What is a tsunami? How is it formed?
IrinaK [193]

A tsunami is a series of waves generated in an ocean or other body of water by a disturbance such as an earthquake, landslide, volcanic eruption, or meteorite impact. ... Undersea earthquakes, which typically occur at boundaries between Earth's tectonic plates, cause the water above to be moved up or down
4 0
3 years ago
Read 2 more answers
A hot drink in a room is at a temperature of 20 C
IRISSAK [1]

Answer: the drink cooled down to the same temperature as the room it was in.

Explanation: due to the change and temperature of the room, it cause the heat particles to exchange, causing it cool

8 0
3 years ago
Match the term with each description:
Alex_Xolod [135]

Answer:

An acid is a compound that increases hydrogen ions (H+) when it is dissolved in a solution.

all I got

4 0
3 years ago
Other questions:
  • Three swimmers can swim equally fast relative to the water. They have a race to see who can swim across a flowing river in the l
    9·1 answer
  • Calculate the acceleration of a bus whose speed changes from 7 m/s to 16 m/s over a period of 5 s.
    11·1 answer
  • A ball is thrown straight up from a bridge at a speed of 11.0 m/s. If it takes 5.5 seconds to hit the water below, what is the v
    8·1 answer
  • A mass weighing 24 pounds, attached to the end of a spring, stretches it 4 inches. Initially, the mass is released from rest fro
    8·1 answer
  • How many neutrons does an element have of its atomic number is 50 and its mass number is 156?
    8·1 answer
  • Gravitational force between two objects depends on
    10·2 answers
  • A conducting bar slides without friction on two parallel horizontal rails that are 50 cm apart and connected by a wire at one en
    14·1 answer
  • PROVE YOUR INTELLIGNCE HERE!!!! (IMAGE ATTATCHED FOR YOUR CONVENIENCE)
    6·1 answer
  • Please solve this for 15 points please dont put in a link.
    6·2 answers
  • A lack of precision in scientific measurement typically arises from?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!