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
SCORPION-xisa [38]
3 years ago
9

Humanity is faced by many challenges and problems.

Physics
1 answer:
Nesterboy [21]3 years ago
3 0

Answer:

yessjdjdjsnanmamNznanabbznzxkd

You might be interested in
Why the unit of power is called derived unit? <br>​
Lilit [14]
A :-) it was given the name Newton (N). from this, the derived unit of energy (or work) is defined ,as the work produced when the unit of force causes a displacement equal to the unit of length of its point of application along its direction . It was given the name Joule (J).
7 0
2 years ago
How many full length strands of hair are collected from the scalp to use as a sample?
laila [671]
50 strands is the standard procedure
4 0
2 years ago
I need help with 5 please and thank you
Likurg_2 [28]

Answer: A

Explanation:

7 0
3 years ago
Calculate Kinetic Energy The potential energy of a swing is 200 J
RUDIKE [14]

Answer:

150J

Explanation:

Pi = Pf + Kf

200 = 50 + Kf

---> Kf = 150J

3 0
2 years ago
What is the velocity of a narwhal that swims 76 kilometers North in 3 hours
tino4ka555 [31]

Answer:

<h3>25km/hr</h3>

Explanation:

Velocity is the change in displacement of a body with respect to time.

Velocity - Displacement/time

Given

displacement = 76km

Time = 3hours

Substitute the given parameters into the formula;

Velocity = 75km/3hrs

Velocity = 25km/hr

Hence the velocity of the narwhal is 25km/hr

4 0
3 years ago
Other questions:
  • Now put the names of the planets in increasing order based on their distance from the sun
    8·1 answer
  • In attempting to pull a 1500 kg car out of a ditch, Al exerts a force of 200 N for 5 s, Bill exerts a force of 500 N for two s,
    8·1 answer
  • Boron (B) has an atomic number of 5 and an atomic mass of 11. Boron has _____.
    15·2 answers
  • Acceleration is the rate of change of velocity. The velocity (positive means down) of a pumpkin thrown off the top of Cheadle ha
    15·1 answer
  • A positive charge moves in the direction of an electric field. Which of the following statements are true? Check all that apply.
    6·2 answers
  • How much heat must be removed from 456 g of water at 25.0°C to change it into ice at - 10.0°C?
    10·1 answer
  • Suppose that scientists observe violent gas eruptions on a planet with an acceleration due to gravity of 3.9 m/s2. The jets thro
    15·1 answer
  • Can some one tell the answers
    13·1 answer
  • Plz help me to find my science matching... <br>​
    8·1 answer
  • The coefficient of kinetic friction for a 22 kg bobsled on a track is 0.10. What force is required to push it down a 5.0 degree
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!