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
fgiga [73]
3 years ago
10

A ball is thrown downward at 4.5 m/s and accelerates at 9.8 m/s^2. What is its instantaneous velocity 2.4 s later?​

Physics
1 answer:
Alex3 years ago
8 0

Answer:

87

Explanation:

You might be interested in
3 PHYSICAL SCIENCE: In order to figure out what is in a sealed box, you perform some tests. The box seems heavy for its size and
rjkz [21]
Some sort of magnetic metal

Metals are heavier per cubic unit than other materials such as air or water, and also are much more magnetic than other materials
7 0
4 years ago
How do you calculate gravity’s pull?
WINSTONCH [101]

Answer:

The gravitational force between a mass and the Earth is the object's weight. Mass is considered a measure of an object's inertia, and its weight is the force exerted on the object in a gravitational field. On the surface of the Earth, the two forces are related by the acceleration due to gravity: Fg = mg.

4 0
3 years ago
Read 2 more answers
As it heats, fluid _____.<br><br> A) Rises <br> B) Compacts<br><br> USA TEST PREP!!
timofeeve [1]

Answer:

Rises.

Explanation:

Convection causes the heated liquid to rise.

4 0
4 years ago
Why do covalent and ionic bonds form?
nevsk [136]

Answer:

Ionic bonds form when a nonmetal and a metal exchange electrons, while covalent bonds form when electrons are shared between two nonmetals. An ionic bond is a type of chemical bond formed through an electrostatic attraction between two oppositely charged ions.

Explanation:

hope this helps!

5 0
3 years ago
If the work done when a charge of 5.2 × 10-13 coulombs is moved between two points is 4.7 × 10-12 joules, what is the potential
Papessa [141]
9.0, might be to late but someone in the future might need it.
3 0
4 years ago
Other questions:
  • Block A, with a mass of 6.0 kg, is sliding across a frictionless track at 65 m/s when it collides with Block B ( 9.0 kg) which i
    7·1 answer
  • A 128.0-N carton is pulled up a frictionless baggage ramp inclined at 30.0∘above the horizontal by a rope exerting a 72.0-N pull
    5·1 answer
  • This is the portion of the electromagnetic spectrum that has a frequency just below the visible spectrum.
    15·2 answers
  • A boy jumps from a wall 3m high. What is an estimate of the change in momentum of the boy when he lands without rebounding?
    10·1 answer
  • What kind of variation is there in the mechanical energy as the cart rolls down the ramp? Does this agree with your prediction?
    15·1 answer
  • A 25-turn circular coil of wire has diameter 1.00 m. It is placed with its axis along the direction of the Earth’s magnetic fiel
    10·1 answer
  • Nate throws a ball straight up to Kayla, who is standing on a balcony 3.8 m above Nate. When she catches it, the ball is still m
    7·1 answer
  • Which is the momentum of a 100 kilogram boulder rolling south down a hill at a velocity of 5 meters per second
    8·1 answer
  • As the time required to run up the stairs increases, the power developed by that person
    14·1 answer
  • An ice rink is 200 feet long and 85 feet wide. The four corners of the rink are rounded to a radius of 24 feet. What is the surf
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!