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
LenKa [72]
2 years ago
6

À stone is thrown

Physics
1 answer:
masya89 [10]2 years ago
3 0
A = -9.8

v = -9.8t -8

s = -4.9 t2 -8t +25

So… -5t^2 -8t + 25 =0, we’ll rearrange to 5t^2 + 8t - 25. We get two roots, one is positive and is 1.59 seconds

V = -9.8(1.59) - 8 = -23.6

So… it takes 1.59 seconds to hit the ground at -23.6 m/s.
You might be interested in
Which is an example of a vector quantity
swat32

Answer:

The answer to your question is C

Explanation:

acceleration is a vector quantity because it has both magnitude and direction

4 0
3 years ago
A bus is moving in astraight line at speed of 25m/s. What time does bus take to cover 5 km
WARRIOR [948]

Answer:

Kinematics

given,

time (t)=100 s, distance (s)=1 km=1000 m

V

b

=10m/s (relative speed r.p to bus)

Velocity (v)=

time

distance

=

100

1000

V

s

= velocity of scooter

V

b

→ Velocity of bus

V=V

s

−V

b

→As we know

10=V

s

−10

20=V

s

V

s

=20 m/s

Velocity with which scooterist

should chase the bus →20 m/s

Explanation:

I Hope you Guys Understood

please mark as Brainliest....

5 0
2 years ago
Why does it take the water in a swimming pool some time to heat up during a hot day?
BartSMP [9]
Because the top layer of a pool will be warmer than the bottom layer, that why filtration is important to cycle the water evenly.
5 0
3 years ago
It's not D
DanielleElmas [232]
A. it provides support
5 0
2 years ago
Alignment of charges at the surface of an object producing an individual charge:​
fiasKO [112]

Answer:

Alignment of charges at the surface of an object producing an induced charge is known as POLARIZATION

Explanation:

Polarization is a characteristic of certain electromagnetic radiations in which the direction and magnitude of the vibrating electric field are related in a specific way.

There are four types of Polarization which include

Electronic Polarization

Ionic Polarization

Orientation Polarization

Space Charge Polarization

4 0
3 years ago
Other questions:
  • Over the last several decades, scientists have addressed the problem of nonrenewable natural resources such as fossil fuels. Hum
    6·2 answers
  • What is gravity? I need help.
    14·2 answers
  • What percent of sample of AS-198 to decay to 1/8 its original
    6·1 answer
  • A 6.7kg object moves with a velocity of 8m/s. What's its kinetic energy?
    14·1 answer
  • The net horizontal force on a car is 981 N. The car has a mass of 1550 kg and the force is applied when the car has a speed of 2
    13·1 answer
  • A train pulls away from a station with a constant acceleration of 0.42 m/s2. A passenger arrives at a point next to the track 6.
    9·1 answer
  • Osteoporosis is a condition that makes bones more
    12·1 answer
  • Reflect on your new experiences, what made you uncomfortable and what encouraged you. Did you learn anything new about yourself
    12·1 answer
  • Which are two characteristics of a proton
    6·2 answers
  • 9. Ripening is a _______________ and spoiling is a ______________.
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!