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
Serggg [28]
3 years ago
9

A toy car is tied to a post with string, causing it to drive in a tight circle. This is

Physics
2 answers:
OlgaM077 [116]3 years ago
5 0

Answer:

C

Explanation:

Because it will be flying to the left

PSYCHO15rus [73]3 years ago
4 0

Answer:

D

Explanation:

because if the toy car flies off the string it would go in D's direction not C's

You might be interested in
1. Spring force is proportional to stretch distance, F=kd. Do you expect doubling the stretch distance double the force?
Solnce55 [7]

Answer:

Yes

Explanation:

The spring force is given as:

          F  = kd

F is the spring force

K is the spring constant

d is the magnitude of the stretch

 Since k is a constant, therefore, doubling the stretch distance will double the force.

Both stretch distance and force applied can be said to be directly proportional to one another.

3 0
3 years ago
a fan acquires a speed of 180 rpm in 4s, starting from rest. calculate the speed of the fan at the end of the 5th second startin
KengaRu [80]

Answer:

225 rpm

Explanation:

The angular acceleration of the fan is given by:

\alpha = \frac{\omega_f - \omega_i}{\Delta t}

where

\omega_f is the final angular speed

\omega_i is the initial angular speed

\Delta t is the time interval

For the fan in this problem,

\omega_i = 0\\\omega_f = 180 rpm\\\Delta t=4 s

Substituting,

\alpha = \frac{180-0}{4}=45 rpm/s

Now we can find the angular speed of the fan at the end of the 5th second, so after t = 5 s. It is given by:

\omega' = \omega_i + \alpha t

where

\omega_i = 0\\\alpha = 45 rpm/s\\t = 5 s

Substituting,

\omega' = 0 + (45)(5)=225 rpm

7 0
3 years ago
Identify the formula for the binary ionic compound, aluminum oxide.​
vesna_86 [32]

Answer:

my bad ion even know what it is i just need sum points

Explanation:

3 0
3 years ago
Read 2 more answers
In which situation does heating a substance generally change the temperature?
marta [7]
The correct answer is C
5 0
3 years ago
A perpetual-motion machine can never be built because it is not possible to eliminate...
bazaltina [42]
The answer is:  [C]:  "elasticity" .
________________________________________
4 0
3 years ago
Read 2 more answers
Other questions:
  • If Jupiter has a composition similar to the sun, why is it not a star?
    15·1 answer
  • ¿Cuánto tiempo tardaré en completar la distancia de una maratón 89.66km si corro a una velocidad media de 756.66km\h?
    12·1 answer
  • Can you get cornered in a round room?
    9·2 answers
  • Explain why a crack in glass looks brighter than the rest of the glass
    7·1 answer
  • Which statement describes Redi’s experiment, which helped disprove spontaneous generation?
    10·2 answers
  • Given: Saturated air changes temperature by 0.5°C/100 m. The air is completely saturated at the dew point. The dew point has bee
    6·1 answer
  • A box is released from rest and allowed to slide down a ramp with friction. Which statement most accurately describes the energy
    9·1 answer
  • An object accelerates at a rate of 8 m/s² over a displacement of 9 m. If the object started with a velocity of 5 m/s, what is it
    10·1 answer
  • How do our attitudes help us organize our reality?
    9·2 answers
  • An object is at rest. There are several forces acting on the object, but the net force is zero. If all the
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!