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
Roman55 [17]
2 years ago
12

Which of the following must be true for hydropower to work?

Computers and Technology
1 answer:
Nastasia [14]2 years ago
5 0

95% sure its there must be waves

You might be interested in
Write the corresponding Python expression of the following mathematical expression.<br> 2π
Lady bird [3.3K]

Answer:

The code:

# Import math Library

import math

# Print the value of 2pi

print (math.pi * 2) ## output would be: 6.28318530718

Explanation:

6 0
3 years ago
2. Write a program with a function that accepts a string as an argument and returns a copy of the string with the first characte
Oduvanchick [21]

Answer:

Following are the code to this question:

def capital(val):#defining a method that takes string value as parameter

   x=True#defining boolean variable

   r=''#defining string variable  

   for i in val:#defining loop to convert the first character into upper case

       if i.isalpha() and x:#defining condition to check input value is string

           r=r+i.upper()#change value into uppercase and hold value in r variable

           x=False#assign value false in boolean variable

       elif i=='.' or i=='?' or i=='!':#check symbols

           r=r+i#add value in r variable

           x=True#assign value True in boolean variable

       else:

           r=r+i#add all value in r variable

   return r#return r variable value

val=input()#input value in val variable

print(capital(val))#called the function which print the return value

Output:

please find the attachment.

Explanation:

  • In the above python program, a method "capital" is declared, which accepts a "val" a string value in its parameter, and inside the method one boolean "x" and one string "r" variable is used, in which r stores return value.
  • In the next step, for loop is declared, inside the loop, the conditional statement is used, in if the block it checks string value and converts the first character into upper case and assigns value false in the boolean variable.  
  • In the next step, elif block is defined that adds value in r variable and at the last, it will return function value, at the last step "val" variable is declared that input value from the user and pass into the method and print its return value.

4 0
3 years ago
What is radio frequency identification used for
Sauron [17]

Answer:

Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. An RFID tag consists of a tiny radio transponder; a radio receiver and transmitter.

Radio Frequency Identification (RFID) is a technology designed to allow objects, animals and even human beings to be identified, located, and tracked using radio frequency signals.

8 0
3 years ago
If there is a need to write code in order to help the player move through the game which team member would create this code?
charle [14.2K]

Answer:

Run code, and then check the code

Explanation:

8 0
3 years ago
How can you make sure to save all annotations from a slide show?
valentinak56 [21]

Answer:

The answer is A.

Explanation:

I just did this question on Edge2021.

7 0
3 years ago
Read 2 more answers
Other questions:
  • Which of these printers would be the most suitable for printing a large number of high quality black and white printouts?
    15·1 answer
  • What is the name used for the camera s view from a single position?
    9·1 answer
  • To create a new query in Design view, click CREATE on the ribbon to display the CREATE tab and then click the ____ button to cre
    9·1 answer
  • When you park on a hill, think about which way _____.
    6·2 answers
  • Can you get financial aid with average grades
    15·1 answer
  • Write a test program that creates two Rectangle objects—one with width 4 and height 40 and the other with width 3.5 and height 3
    5·1 answer
  • Eliza needs to share contact information with another user, but she wants to include only certain information in the contact. Wh
    9·2 answers
  • Whats with the bot spamming customer care numbers...kinda annoying when im trying to help people.
    12·1 answer
  • Give the an example of the following .<br>a.)typing software<br>​
    10·2 answers
  • PLEASE HELP!!!
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!