Asked by I am awesome
I'm kinda in a rush but take your time!Thx!
1.What was Henri Becquerel studying when he accidentally discovered radioactivity?
A.photography
B.properties of black light
C.properties of X-rays
D.solar energy
2.When Marie Curie isolated uranium from pitchblende, she realized that the pitchblende was more radioactive than the uranium she had extracted. What did she conclude about her observations?
A.Pitchblende itself is a radioactive element
B.The pitchblende sample contained an unknown radioactive element
C.The pitchblende sample was defective
D.Pitchblende should be used as radiation therapy
3.Henri Becquerel's original hypothesis was that fluorescent minerals became excited by a solar energy and gave off X-rays. However, after he discovered uranium minerals emitted their own radiation without the help of solar energy, he abandoned his hypothesis. Why did Becquerel abandon his first hypothesis?
A.He was afraid of ridicule from the scientific community for being wrong
B.He found new evidence that didn't support his original hypothesis
C.He couldn't repeat the results in multiple experiments.
D.He couldn't make the experiment work, so he came up with a new plan
4.Marie Curie had many "firsts". Which of the following is not one of Marie Curie's firsts?
A.first female Nobel Prize winner
B.first female professor in the Faculty of Sciences
C.first to suggest that atoms can change
D.first to discover X-rays
My answers:
1.D
2.B
3.A
4.D
1.What was Henri Becquerel studying when he accidentally discovered radioactivity?
A.photography
B.properties of black light
C.properties of X-rays
D.solar energy
2.When Marie Curie isolated uranium from pitchblende, she realized that the pitchblende was more radioactive than the uranium she had extracted. What did she conclude about her observations?
A.Pitchblende itself is a radioactive element
B.The pitchblende sample contained an unknown radioactive element
C.The pitchblende sample was defective
D.Pitchblende should be used as radiation therapy
3.Henri Becquerel's original hypothesis was that fluorescent minerals became excited by a solar energy and gave off X-rays. However, after he discovered uranium minerals emitted their own radiation without the help of solar energy, he abandoned his hypothesis. Why did Becquerel abandon his first hypothesis?
A.He was afraid of ridicule from the scientific community for being wrong
B.He found new evidence that didn't support his original hypothesis
C.He couldn't repeat the results in multiple experiments.
D.He couldn't make the experiment work, so he came up with a new plan
4.Marie Curie had many "firsts". Which of the following is not one of Marie Curie's firsts?
A.first female Nobel Prize winner
B.first female professor in the Faculty of Sciences
C.first to suggest that atoms can change
D.first to discover X-rays
My answers:
1.D
2.B
3.A
4.D
Answers
Answered by
I am awesome
I won't rush ANYONE but i really need help!
Answered by
DrBob222
I agree with 2 and 4 but not 1 and 30 Read this for 1 and 3.
http://www2.lbl.gov/abc/wallchart/chapters/03/4.html
http://www2.lbl.gov/abc/wallchart/chapters/03/4.html
Answered by
Lexie
so what was 3?
Answered by
TRRR+S<3
number 3 is b.
Answered by
nobodyknows
I just got 100%
1.C
2. B
3. B
4.D
1.C
2. B
3. B
4.D
Answered by
Elliot
nobodyknows is right
100%
they win
everything
100%
they win
everything
Answered by
Mr.Clean
Yea they are correct
Answered by
johana
that it is the question correctly because thy are confusing me.
answers:
1.D
2.B
3.A
4.D
answers
1.C
2. B
3. B
4.D
answers:
1.D
2.B
3.A
4.D
answers
1.C
2. B
3. B
4.D
Answered by
test
really really really need help. have to get done by today
3.Henri Becquerel's original hypothesis was that fluorescent minerals became excited by a solar energy and gave off X-rays. However, after he discovered uranium minerals emitted their own radiation without the help of solar energy, he abandoned his hypothesis. Why did Becquerel abandon his first hypothesis?
A.He was afraid of ridicule from the scientific community for being wrong
B.He found new evidence that didn't support his original hypothesis
C.He couldn't repeat the results in multiple experiments.
D.He couldn't make the experiment work, so he came up with a new plan
4.Marie Curie had many "firsts". Which of the following is not one of Marie Curie's firsts?
A.first female Nobel Prize winner
B.first female professor in the Faculty of Sciences
C.first to suggest that atoms can change
D.first to discover X-rays
3.Henri Becquerel's original hypothesis was that fluorescent minerals became excited by a solar energy and gave off X-rays. However, after he discovered uranium minerals emitted their own radiation without the help of solar energy, he abandoned his hypothesis. Why did Becquerel abandon his first hypothesis?
A.He was afraid of ridicule from the scientific community for being wrong
B.He found new evidence that didn't support his original hypothesis
C.He couldn't repeat the results in multiple experiments.
D.He couldn't make the experiment work, so he came up with a new plan
4.Marie Curie had many "firsts". Which of the following is not one of Marie Curie's firsts?
A.first female Nobel Prize winner
B.first female professor in the Faculty of Sciences
C.first to suggest that atoms can change
D.first to discover X-rays
Answered by
test
it is kinda important that i get everything right
Answered by
Joe
C B B D Got a 100%
Answered by
yay
C
B
B
D
is correct i just got 100% on it!!!
B
B
D
is correct i just got 100% on it!!!
Answered by
David
Yes, the answers are:
1.C
2.B
3.B
4.D
1.C
2.B
3.B
4.D
Answered by
😀
Anwers are
C
B
B
D
I just took a quiz
C
B
B
D
I just took a quiz
Answer
I got a 100% as well.
Answered by
~Kitty~
C
B
B
D
Just took it! 100% XD
B
B
D
Just took it! 100% XD
Answered by
Derp
ANSWERS
C
B
B
D
100 percent :D
C
B
B
D
100 percent :D
Answered by
CrendyGal
Yep
C
B
B
D
is all 100!
C
B
B
D
is all 100!
Answered by
Rainbowsrule
The answers are
C
B
B
D.
I took the test and got 100%
C
B
B
D.
I took the test and got 100%
Answered by
Wolfie
Joe, yay, David, 😀, ~Kitty~, Derp, CrendyGal, and Rainbowsrule are all correct 😊.
Answered by
Jane Barlow.
Thanks guys just got 100%
Answered by
trust us
yes it totally works!!!
c
b
b
d
!!!!!!
c
b
b
d
!!!!!!
Answered by
Connections Academy whiz
The answers are:
1.c
2.b
3.b
4.d
100% connection students
1.c
2.b
3.b
4.d
100% connection students
Answered by
Dragon Master
Thank you guys! :3
Answered by
Corbin
You confused me and I only got 2 of 4
:(
:(
Answered by
AlexaBliss<3
1.C
2.B
3.B
4.D
these are 100% answers believe me I took the assessment
2.B
3.B
4.D
these are 100% answers believe me I took the assessment
Answered by
yeetballer
C
B
B
D
is 100% correct thx everyone ;)
Answered by
Blahhh
C
B
B
D
100% correct!
B
B
D
100% correct!
Answered by
Anonymous
C
B
B
D
∞ %!!!!!!!!!
B
B
D
∞ %!!!!!!!!!
Answered by
LegoLover45
For sure:
C
B
B
D
Thank you!
C
B
B
D
Thank you!
Answered by
Melody.S
Hey, thanks for the help, it was a 100%!
I guess it's CBBD
Answered by
AnswerQueen
1. C
2. B
3. B
4. D
100%
2. B
3. B
4. D
100%
Answered by
Tisky
Yeah, it's C B B D
Answered by
N
C
B
B
D is correct
B
B
D is correct
Answered by
hi
sup its a b c d ok bye
Answered by
diamondsilverandgold
C
B
B
D
No lie this is right it got 100%
B
B
D
No lie this is right it got 100%
Answered by
yayy
c
b
b
d
b
b
d
Answered by
Alpha
1. C
2. B
3. B
4. D
110% Garentee (R.I.P. spelling)
2. B
3. B
4. D
110% Garentee (R.I.P. spelling)
Answered by
Thank you
Thank you to every one who said the answers are
1:C
2:B
3:B
4:D
I just took the test and I got 100%
1:C
2:B
3:B
4:D
I just took the test and I got 100%
Answered by
dent
Yup, it's correct, Thanks.
Answered by
a,b,c,c
I am telling the truth a,b,c,c they change the order
Answered by
I know :)
I just took the assessment for connections academy and got 100% 4/4.
Using the answers
C, B, B, D
Using the answers
C, B, B, D
Answered by
Tasha:):
yeah, what they said. :D
1.C
2.B
3.B
4.D
1.C
2.B
3.B
4.D
Answered by
Bun
C
B
B
D
B
B
D
Answered by
Burger
C
B
B
D
B
B
D
Answered by
that guy in a dog costume
1. C- properties of xrays
2. B- the pitchblende sample contained an unknown radioactive element
3. B- he found new evidence that didn't support his original hypothesis
4. D- first to discover xrays
2. B- the pitchblende sample contained an unknown radioactive element
3. B- he found new evidence that didn't support his original hypothesis
4. D- first to discover xrays
Answered by
JoeTheJiskhaAdmin
Good job to whoever figured out the correct answer FIRST. Well done. By the way, I am a LEGIT ADMIN for Jiskha.com. I didn't create this page, but I have created other pages. I remember DrBob222 and i am awesome from one of pages. Burger from another.
Answered by
Aspect
C
B
B
D
100%!!!!
2020 is ruined by the coronavirus btw :(
B
B
D
100%!!!!
2020 is ruined by the coronavirus btw :(
Answered by
captin huggie
i feel like the only students who use this site are connections students lol
Answered by
xXWolfyHackerKillzXx
YEEEEEEAAAAA BOIIIIIIIII (LOL IM WEIRD)
USE CBBD
USE CBBD
Answered by
Yours truly☺️
Me coming 5 years after to use this🤣 the answers are;
C
B
B
D
C
B
B
D
Answered by
Yours truly☺️
Hope that helps!
Answered by
Your local trash can
Thank you “nobody knows” !
Answered by
sweaterweather and girl in red:)
CBBD! 100%!
Answered by
TheVeganDragon
THANK U nobodyknows
Answered by
(-_________-)
c b b d lolololololool
Answered by
Dat guy
ya know this site is so cool.People who just need some help if there in a hurry or if you just need to double check your answers there's almost always someone there to help.so thank you all for being such cool people.
so for my awesome dudes have a five dollar bill [̲̅$̲̅(̲̅5̲̅)̲̅$̲̅]
so for my awesome dudes have a five dollar bill [̲̅$̲̅(̲̅5̲̅)̲̅$̲̅]
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