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
just olya [345]
3 years ago
13

How have scientists played an important role in history?

Physics
2 answers:
lidiya [134]3 years ago
8 0

Answer:

B

Explanation:

B makes the most sense in my opinion. because different discoveries have influenced many factors of the world

yarga [219]3 years ago
4 0

Answer: B.

Explanation:

A scientific discovery that has changed the world is Edward Jenner’s vaccine against the smallpox. His vaccine has been further modified to combat other diseases.

pls hit the thx button and mark me brainliest if this helped :)

You might be interested in
• ¿Qué rapidez tendrá un sonido de 150 Hz con una longitud de onda de 2 metros?
kobusy [5.1K]

Answer:

Speed = 300 m/s

Explanation:

Given the following data;

Frequency = 150 Hz

Wavelength = 2 meters

To find the speed of the wave;

Mathematically, the speed of a wave is given by the formula:

Speed = wavelength * frequency

Substituting into the formula, we have;

Speed = 2 * 150

Speed = 300 m/s

7 0
3 years ago
I'm not sure if the answer is A or B... someone help
Talja [164]
Its b i literally have had this exact question
8 0
3 years ago
Evidence suggests that there may be _______ momentum and ________ reversal patterns in stock price behavior.
bearhunter [10]

CORRECT ANSWER:

D. short-run; long run

STEP-BY-STEP EXPLANATION:

The whole question from book is

Evidence suggests that there may be _______ momentum and ________ reversal patterns in stock price behavior.

A. short-run; short-run

B. long-run; long-run

C. long-run; short-run

D. short-run; long run

Evidence suggests that there may be <em><u>short-run</u></em> momentum and <em><u>long run </u></em>reversal patterns in stock price behavior.

8 0
3 years ago
Which system of measurement has been standardized worldwide for scientific uses?
belka [17]
<h2>Answer: The Systeme international (International System of Units)</h2>

The International System of Units (SI) is used in almost every country in the world (<em>except Burma, Liberia and the United States</em>).

This system was created in 1960 by the 11th General Conference of Weights and Measures in France and is made up of seven basic units:  

-Ampere (electric current)

-Kelvin (temperature)

-Second (time)

-Meter (length)

-Kilogram (mass)

-Candela (luminous intensity)

-Mol (amount of substance) *added to the system in 1971

Plus an unlimited number of derived units from the main ones.

7 0
3 years ago
Why do bases make good household cleaners? a. They are not irritants c. They have low pH's b. They are not corrosive d. They rea
Dimas [21]
D. they react with oils and fats
5 0
3 years ago
Other questions:
  • FIll in the blanks.: It's a beautiful day and you decide to go to the beach with some friends. The sun is ________
    13·2 answers
  • _____ friction is the force that sliding objects experience
    8·1 answer
  • Which device requires an electric power supply?
    7·1 answer
  • Suppose the counter attendant pushes a 0.27 kgkg bottle with the same initial speed on a different countertop and it travels 1.7
    11·1 answer
  • The magnitudes of two forces are measured to be 120 ± 5 N and 60 ± 3 N. Find the sum and diff erence of the two magnitudes, givi
    9·1 answer
  • An electron travels with speed 6.0 106m/s between the two parallel charged plates shown in the figure. The plates are separated
    11·1 answer
  • An object is thrown straight up into the air at 10 m/s. how fast is the object traveling after 2 seconds?
    15·1 answer
  • A 15 kg mass is lifted to a height of 2m. What is gravitational potential energy at this position
    9·2 answers
  • Which of the following is a form of kinetic energy?
    14·1 answer
  • A 0.242 g sample of potassium is heated in oxygen. The result is 0.292 g of a crystalline compound. What is the formula of this
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!