What is the main difference between mechanical and electromagnetic waves?
A. Mechanical weaves involved transfers energy; electromagnetic waves do not
B. Mechanical waves require a medium to travel in; electromagnetic waves do not*****
C. mechanical waves have amplitude and wave length; electromagnetic waves do not
D. Mechanical waves of speed and frequency; electromagnetic waves do not
I think it's b plz help and correct me if I'm wrong
1. B
2. C
3. C
4. D
5. D
6. A
7. B
8. C
9. D
10. C
For CA GT science grade 8 Quiz hope this helps
1. B- mechanical waves require a medium to travel in; electromagnetic waves do not
2. C- radio waves
3. C- x-rays have greater frequency that microwaves
4. D- 3 Hz
5. D- longitudinal, transverse, and surface
6. A- it is reflected
7. B- water particles
8. C- a 10 liter container that has 5000 molecules
9. D- they will be absorbed
10. C- wave B; wave A
if I messed up tell me plz and I'll fix it! but this should be right :P
wait im in 7 th grade XD
Thank you so much you’re a life saver 10/10 with N/A’s answers
N/A is still right
1. B
2. C
3. C
4. D
5. D
6. A
7. B
8. C
9. D
10. C
it was correct I got 100% tho so im not complainin
it is b
Wait, im in grade 6 and mine is a quiz with 10 questions do you think its the same thing N/A
Nobody cares, fi you think this should be banned or not lol
TANKS SO MUCH. I WILL NOT DIE!
Teachers shouldn’t make it difficult on us :/ that’s why some people have to cheat, I have a few mental problems that cause me to not being able to learn things as easy, it’s embarrassing for me to talk and type because I sound like a kidgardner This website helps me
ok once I'm done with the 10 question quiz ill post the answers for anyone whoe needs them
Wait- some of my answers don't match with what you put. I better go and review the lesson before I submit my test.
After reviewing the lesson, I got 100! Thanks for posting the answers so kids like me can check and go back through the lesson when we don't match on answers. This tells me what to ask for help on in learning support.
what happens if i name myself ms sue
N/A is correct
1. B
2. C
3. C
4. D
5. D
6. A
7. B
8. C
9. D
10. C
good luck 1/19/2020 (8:50) A.M.
still works bruh
thx guys I have an A+ in sience from this website
Still correct in November 2020 @guy in a dog costume for CA Florida
Still works
IT WORKS STILL 🅱🆁🆄🅷
Still works! 🙌🏽
Thank you everyone for your answers
N/A is right
that guy in a dog costume thank you.
It still works! 100%
thx
N/A Is still correct!!!
100 PERCENT CORRECT
1. B
2. C
3. C
4. D
5. D
6. A
7. B
8. C
9. D
10. C
Is right!!