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kvasek [131]
3 years ago
7

A small rocket to gather weather data is launched straight up. Several seconds into the flight, its velocity is 140 m/s and it i

s accelerating at 20 m/s2 . At this instant, the rocket's mass is 51 kg and it is losing mass at the rate of 0.50 kg/s as it burns fuel. What is the net force on the rocket?
Physics
1 answer:
Free_Kalibri [48]3 years ago
7 0

Explanation:

The force will be 98 N....

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Choices are 10.7<br> 16.9<br> 15.2<br> 17.5
madreJ [45]

Answer:

D

Explanation:

correct me if I'm wrong on your answer and it's the right answer from my son

6 0
2 years ago
Which of the following best describes electromagnetic waves?
luda_lava [24]

Electromagnetic waves are waves characterized by oscillating coupled electric and magnetic fields (electromagnetic fields). Because these are waves, they are shown to exhibit wave phenomena such as diffraction, reflection, and transmission, much like other types of waves.

The best description looks like option D

5 0
2 years ago
A wave with a short wave length will also have...?
Masja [62]
It'll have a higher frequency.

The product of (wavelength) times (frequency) for a wave
is always the same number ... it's the wave speed. 
So if one of them is small, the other one has to be big.
3 0
3 years ago
Which object would have the greatest acceleration?
Andre45 [30]

Answer:

D

Explanation:

A and C are balanced, B has a resultant force of 5N right, and D has a resultant force of 20N right.

4 0
3 years ago
Brainliest for correct answer :)
melisa1 [442]

Answer:

B- They both have travelled equal distances in 7 minutes

Hope this helps!

5 0
3 years ago
Read 2 more answers
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