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
belka [17]
3 years ago
8

What are comets made of?

Physics
2 answers:
qaws [65]3 years ago
3 0
<h2>Comets are made of Chunks of rock, gas, Ice, and dust. The Answer is A and C.</h2>

Explanation:

Comets is one of the main types of space rocks. Recent researchers has termed Comets as 'dirty snowballs' of space, that contains ice, rock, gas and dust. The solid center of the comet is less than 10 kilometers across.

Comets are believed to have originated beyond Neptune and Pluto. It is called the Oort Cloud that surrounds the solar system.

It carries carbon dioxide, methane, ammonia, and many more gases. According to Astronomers, comets are assumed to be the leftovers of the material that was initially the part of solar system about billion years ago.

algol [13]3 years ago
3 0

Answer:

I would say it is c

Explanation:

You might be interested in
"A 78-year-old woman has a mean arterial pressure of 120 mm Hg and a heart rate of 60 beats/min. She has a stroke volume of 50 m
aivan3 [116]

Answer:

0.04 mm Hg / mL / min .

Explanation:

Arterial pressure = 120 mm Hg

right atrial pressure = 0 mm Hg

Drop in pressure due to peripheral resistance = 120 mm Hg

volume of cardiac output per minute = 3000 mL/min

total  peripheral resistance

= 120 / 3000 mm Hg / mL / min

= 0.04 mm Hg / mL / min .

8 0
3 years ago
Can you help me with my homework please ? Science
geniusboy [140]
The formula for average​ speed is S=D/T

1. S=72m/37s

Divide

S= 1.94

Kira's average speed is 1.94m/s.

2. S=7.5km / 1.5h

S=5

Your average speed is 5km/h

3. S=1260km/3.5h

S=360

The airplanes average speed is 360km/h
7 0
3 years ago
Which factor contributes the most to the process of water erosion?
asambeis [7]
The answer is b or d u chooose i don’t know which one
6 0
3 years ago
Read 2 more answers
A scientist pours grape juice on three identical white shirts. He then uses three different cleaning products on the shirts and
inysia [295]
The independent variable would be the cleaning products. 

The independent variable is the variable that you can manipulate. The change in the independent variable is not affected by other variables. So in this case, the independent variable would be the cleaning product because you will be changing it. 
3 0
4 years ago
Read 2 more answers
Drag each tile to the correct location.
scoray [572]

Answer:

Relative: meredith's birth, the planting of jasmine's tree, and the extinction of the stegosaurus

Absolute: harrison's birth, the building of jasmine house, and the extinction of the triceratops

Explanation: plato

7 0
3 years ago
Other questions:
  • The atomic number of beryllium (Be) is 4, and the atomic number of barium (Ba) is 56. Which comparison is best supported by this
    11·2 answers
  • What type of pressure is transmitted by fluids
    11·1 answer
  • The Earth-centered model of the Solar System contains____planets.
    12·2 answers
  • In your own words describe how matter is defined
    5·1 answer
  • A man standing in front of a mountain beats a drum at regular intervals. The rate of drumming is generally increased and he find
    10·1 answer
  • Si tenemos tres cubos del mismo tamaño (hierro, madera e icopor). ¿Qué diferencias puede encontrar entre ellos?
    6·1 answer
  • Sebanyak 80g emas bersuhu 30°C diberi kalor sebesar 1512 J.Jika kalor jenis emas 126 J/kg K,suhu akhir emas setelah diberi kalor
    10·1 answer
  • B. A bird in air looks a fish vertically below it inside the water from a distance 5m from surface of water and fish lies at dep
    10·1 answer
  • You tie a string to the ceiling and attach a weight to the end. You hold the weight next to your face but not touching it and th
    14·1 answer
  • a 15-kg block is on a frictionless ramp that is inclined at 20° above the horizontal. it is connected by a very light string ove
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!