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
serious [3.7K]
2 years ago
12

A model rocket is launched with an initial upward velocity of.

Physics
1 answer:
REY [17]2 years ago
3 0

Answer:
A model rocket is launched with an initial upward velocity of 215 ft/s.

Explanation:

You might be interested in
Two students have the same velocity during a race. Colin has a mass of 80 kg while Kara has a mass of 80 kg. If Kara doubled her
dexar [7]
Kara has twice the momentum as Colin

3 0
3 years ago
A concave lens can only form a. A. real image. B. reversed image. C. virtual image. D. magnified image.
Umnica [9.8K]
A concave lens can only form a virtual image. The correct option among all the options that are given in the question is the third option or option "C". Concave lenses are mostly thinner in the middle compared to its edges. I hope that this answer has come to your help.
4 0
3 years ago
Read 2 more answers
If you traveled one mile at a speed of 100 miles per hour and another mile at a speed if 1 mile per hour, your average speed wou
Semenov [28]

Answer:

v = 1.98 mph

Explanation:

Given that,

Speed to travel one mile is 100 mph

Speed to travel another mile is 1 mph

The formula used to find your average speed is given by :

v=\dfrac{2v_1v_2}{v_1+v_2}

Putting the values, we get :

v=\dfrac{2\times 100\times 1}{100+1}

v = 1.98 mph

So, yours average speed is 1.98 mph.

7 0
3 years ago
Which is true?The photoelectric effect occurs only for frequencies below the cutoff frequency, regardless of the intensity.The p
Crank

Answer:

The photoelectric effect occurs only for frequencies above the cutoff frequency, regardless of the intensity.

Explanation:

The photoelectric effect occurs when light is shined on metals such as zinc beyond a certain frequency (the threshold frequency), which causes electrons to escape from the zinc. The electrons which are fleeing are called photo electrons.

Therefore photo electric effect is

The photoelectric effect occurs only for frequencies above the cutoff frequency, regardless of the intensity.

7 0
3 years ago
Read 2 more answers
B. If you ranked yourself from 6 – 10, describe why it is important to you to be respectful in sports and in other activities, a
kaheart [24]

Answer:

Respect is having a regard for other people and their lives; it is showing those around us compassion and empathy. Children who show respect will find they are successful in all aspects of life. The sports environment is a great place to grow and establish respect.

3 0
2 years ago
Other questions:
  • A car travels from stop A to stop B with a speed of 30 km/h and then returns back to A with a speed of 50 km/h. Find
    12·1 answer
  • Which celestial body would have the strongest gravitational pull on a satellite orbiting 100 km above its surface?
    9·2 answers
  • Explain how motion and energy are related to roller coasters, please be specific!
    12·1 answer
  • At a waterpark, sleds with riders are sent along a slippery, horizontal surface by the release of a large, compressed spring. Th
    15·2 answers
  • A driver of a car took a day trip around the coastline driving at two different speeds. He drove 7070 miles at a slower speed an
    13·2 answers
  • When a physical change occurs, the mass of the substance is conserved. This means that the total mass of the substance remains t
    5·1 answer
  • A 1kg block of ice at 0o C falls into alake whose
    9·1 answer
  • A vector is 9.55 m long and points in a -48.0 degree direction. find the x-component of the vector.
    6·1 answer
  • A fly ball was caught by the third baseman and thrown to first base at a speed
    8·1 answer
  • What is the force of an object that has a mass of 42 kg and an acceleration of 3 m/s22?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!