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Karolina [17]
2 years ago
11

A sample pf a radioactive isotope had an initial mass of 370 mg in the year 2007 and

Mathematics
1 answer:
arlik [135]2 years ago
8 0

Answer:

I need help with this! PLEASE!!! SOMEONE HELP ME!

1.A space shuttle's wings are useless as it travels around the exosphere.  Explain, in your own words, why the wings are so useless and how the shuttles can move around.

2.Explain, in your own words, the thermosphere and the stratosphere are our hottest atmosphere layers.

3.Explain, in your own words, how and why “shooting stars” occur.  For example, why and what causes meteors to burn up.

4.Explain, in your own words, the importance of our ozone layer in the stratosphere.

5.Explain, in your own words, why weather only occurs in the troposphere.

please use your own words!

Step-by-step explanation:

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(115) the product of integers x, y, and z is even. is z even?
djyliett [7]
1. X/Y = Z

if x = 6, y = 2, then z = 3, not even

if x = 6, y = 3, then z = 2, even

<span>2. Z=XY </span>

so (z)^2 = 2*k (because x*y*z = 2k, where k is an integer)

<span>Sufficient, as if square of an integer is even ,then the integer is even</span>
5 0
4 years ago
If f(x) =3x+12 find f(-6)
serious [3.7K]
The answer is -6. hope this helps
5 0
3 years ago
A(3,5), B(5,-5), C(3,-5).
Shkiper50 [21]

Answer:

Step-by-step explanation:

B

7 0
3 years ago
PLZ HURRY! Identify a Venn diagram to show how many students in the sixth grade belong to both cultural and sports team.
REY [17]
On one side of the venn diagram label it cultural team on the other side label sports team and in the middle put both

cultural will have: 5 students for YES (idk if you need for NO but if so, it’s 6)

sports will have: 5 students for YES (6 for NO)

both will have: 2 SETS of students for YES which is 4 students (3 SETS of students for NO which is 6 students)

i hope it’s correct <3
5 0
4 years ago
Mark skied down a mountain. The trail was 1 mile long and it took him 2 minutes to complete.
Artemon [7]

Answer:

30

Step-by-step explanation:

since 60 mph takes you 1 mile she must have taken 30 mph

8 0
3 years ago
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