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
VikaD [51]
3 years ago
8

Which situation is a result of human activities?

Physics
1 answer:
ch4aika [34]3 years ago
7 0
B acid rain in an area kills fish in a lake
You might be interested in
Which model shows how an image appears to a person when they look through a concave lens?
slava [35]
What models are you talking about
7 0
3 years ago
(1) find the density of a substance if the mass of the substance is 150kg and dimension 20mby10mby5m
Vikentia [17]

Answer:

0.15kg/m³

Explanation:

Density = mass/ volume

Given that

Mass = 150kg

Note that volume = length x breadth x height

Volume = 20 x 10 x 5

Volume = 1000m³

Density = mass ➗ volume

Density = 150kg ➗ 1000m³

Density = 0.15kg/m³

I hope this was helpful, Please mark as brainliest  

3 0
3 years ago
Boat A and Boat B have the same mass. Boat A's velocity is three times greater than that of Boat B. Compared to
Zarrin [17]

Answer:

nine times as much.

Explanation:

K.E of A = 9 times K.E of B

7 0
3 years ago
Read 2 more answers
What is an accurate definition of a heat engine? A. a system that converts mechanical energy into thermal energy B. a system tha
Verizon [17]

Answer:

C

Explanation:

C. a system that converts thermal energy into other useful forms of energy

5 0
4 years ago
Read 2 more answers
In which of the following elevator situations would the acceleration be positive. Select TWO answers
kap26 [50]

Both options 5 and 6

Explanation:

Let us consider option 5,

In option 5 body is moving up with initial velocity lower than that of final velocity which gets accelerated. Therefore the acceleration is positive in this case.

Let us consider option 6,

In option 6 body is moving down with initial velocity lower than that of final velocity which gets accelerated. Therefore the acceleration is positive in this case.

4 0
3 years ago
Other questions:
  • The atomic number of an atom is the number of ____.
    11·2 answers
  • We can estimate the age of an open cluster of stars by examining _________.
    9·1 answer
  • The motor of a four wheeler traveling along a muddy trail generates an average power of 7.05 104 W when moving at a constant spe
    14·1 answer
  • Which phrases describe all the outer planets’ motion? Select two options.
    12·2 answers
  • Electromagnetic waves are not mechanical waves, which means they can<br> travel in a:
    13·1 answer
  • Describe a scenario where a car's speed could stay the same, but the acceleration changes.
    8·1 answer
  • Molten iron has a density of 7.0 g/cm. In its solid state, iron has a density of
    13·1 answer
  • A car’s velocity changes from 35 m/s to stopped in 13 seconds. Calculate<br> acceleration.
    6·1 answer
  • if A and B are non zero vectors, is it possible for vector A×vector B and vector A.vector B both to be zero? Justify your answer
    9·1 answer
  • SORRY LAST ONE FOR TODAY, IM GOING TO PASS IF I GET THIS ANSWERED
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!