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
Yuki888 [10]
3 years ago
5

A toy rocket fires its engines to launch it straight up from rest. After a short time, the engine turns off and the

Physics
1 answer:
madreJ [45]3 years ago
8 0

Answer:

at 10 seconds.. b/c that's when the velocity stops increasing..

Explanation:

You might be interested in
1. What is evaporation and how does it affect weather?
alina1380 [7]

Answer:

Explanation:don’t know

8 0
3 years ago
An electric motor rotating a workshop grinding wheel at 1.06 102 rev/min is switched off. Assume the wheel has a constant negati
kvasek [131]

Answer:

t = 106π / 30*2.1

Explanation:

w_{i} = 1.06*10^{2}    => 106

    => 106 x 2π/60

    => 106/30π

∝ = -2.1 rad/sec²

w_{f} => 0

w_{f} = w_{i} + ∝t

∴ (w_{f} - w_{i}) / ∝ = t

t = 106π / 30*2.1

6 0
3 years ago
When water in a lake freezes, the ice that forms floats on top of any water that is still liquid. Why does the ice float?
ddd [48]

Answer:

it floats because the lake is cold at that moment so when part of the lake freezes it still remains solid and floats because of the lake and the surrounding of the lake is still cold

5 0
3 years ago
The average speed of an object which moves 100 m in 5 seconds is?
CaHeK987 [17]

Answer:

A car

Explanation:

A car can travel 100 m in 5 seconds

Hope this helps!

3 0
3 years ago
Which sentence uses the correct form of the verb choose?
MrRa [10]

Answer:

The answer is B

Explanation:

It's past tense and dad is singular

4 0
3 years ago
Read 2 more answers
Other questions:
  • The irreversible thermite reaction (Fe2O3 + 2 Al --> 2 Fe + Al2O3) is highly exothermic, changing the temperature by over 100
    12·1 answer
  • What happens when the temperature of an object decreases
    13·1 answer
  • What type of front involves fast moving thunderstorms and severe weather?
    15·1 answer
  • Using Figure 25-2, determine how Giant stars differ from main sequence stars.
    14·2 answers
  • A ball is dropped off a very tall canyon ledge. Gravity accelerates the ball at 9.8 m/s2. How fast is the ball traveling after 5
    8·1 answer
  • You and your surfing buddy are waiting to catch a wave a few hundred meters off the beach. The waves are conveniently sinusoidal
    10·2 answers
  • Which set of terms best defines what affects kinetic energy and potential energy, respectively? Choose one best answer
    6·1 answer
  • (a) How long will it take an investment to double in value if the interest rate is 8% compounded continuously? (Round your answe
    8·1 answer
  • During the French and Indian war France and Great Britain fought for control of north American territory what impacted the end o
    7·1 answer
  • Can someone help me with this please
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!