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Arlecino [84]
3 years ago
13

The columns in the periodic table are called groups. What do the elements in group 18 have in common

Physics
1 answer:
dimaraw [331]3 years ago
7 0

Answer: D

Explanation:

they are all odorless, colorless, monatomic gases with very low chemical reactivity.

Brainliest?

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Asbestos would most likely be found where in a house?
SCORPION-xisa [38]

Asbestos would most likely be found <u>around pipes</u> in a house.

Asbestos is nan organic naturally occurring mineral.

Its composition is similar to thin fibers like crystals of of silicate mineral.

The fibers of Asbestos are so thin and microscopic that they liberate into the atmosphere due to erosion and other processes.

These tiny particles are considered harmful for health as they are carcinogenic in nature and causes mesothelioma.

Its melting point is between 400 to 1,040 °C and is available in blue, green, grey white and yellow color.

If you need to learn more about asbestos click here:

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6 0
1 year ago
Avery likes to walk 30 feet in 10<br>seconds. What is her speed?​
Sliva [168]

Answer:

If she is walking 30 feet every 10 seconds, that means she is walking 180 feet per minute. Multiply that by the 60 minutes in an hour, means she walks (180x60)= 10,800 feet an hour.

She walks 3 feet a second.

She walks 180 feet a minute.

She walks 10,800 feet an hour.

Explanation:

6 0
3 years ago
a tennis ball is thrown straight up with an initial velocity of 22.5 m/s how much total time is the ball in the air
lutik1710 [3]

Answer:

4.6s

Explanation:

v=u+at

0=22.5+(-9.8)t

-22.5=-9.8t

t=-22.5/-9.8

t=2.295 s

The total time will double

2.295×2=4.59s

=4.6s

6 0
3 years ago
Which data table describes the Sun? A. Composition mostly frozen nitrogen Mass 258.9 × 1018 kg B. Composition mostly hydrogen an
marshall27 [118]

The Sun is a star around which our planet Earth and other planets and satellites of our solar system revolve along specific orbits. Sun appears to be spherical in shape and consists of glowing hot gases. It contains mostly hydrogen and helium gases. The temperature of the gas mixture is extremely high.

Therefore, the Sun mostly composed of hydrogen and helium gases.

(Answer) B. Composition mostly hydrogen and helium gas, Mass 1.989 x 10^30 Kg

7 0
3 years ago
What is the smallest frequency at which the string can be moved to produce any standing wave?
aleksklad [387]
The first harmonic would be the smallest frequency for a string to produce a standing wave. In addition, the strings were fixed in a single attachment and have only limited motion. It is because standing waves require a specific medium for the sound to travel in it.
8 0
3 years ago
Read 2 more answers
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