Dùng tia tử ngoại để phát hiện tiền giả
TÁC HẠI CỦA TẦNG OZON BỊ THỦNG.
*Gièng nhau:
Cïng cã b¶n chÊt lµ sãng ®iƯn tõ
Cã c¸c tÝnh chÊt chung cđa sãng ®iƯn tõ
Kh«ng nh×n thÊy ®ỵc
*Kh¸c nhau:
+ Tia Hång ngo¹i: λ = 760 nm → 10 - 3 m ( vµi milimÐt)
+ Tia Tư ngo¹i: λ = 360 nm → 10 - 9 m (vµi nan«mÐt)
(Ánh s¸ng nh×n thÊy: λ = 760 nm →380 nm )
Correct - Click anywhere to continue
Correct - Click anywhere to
continue Incorrect - Click anywhere to Incorrect - Click anywhere to continuecontinue You answered this correctly!
You answered this correctly! Your answer:
Your answer:
The correct answer is:
The correct answer is:You did not answer this You did not answer this question completelyquestion completelyYou must answer the question before continuingYou must answer the
question before continuing SubmitSubmit ClearClear
A) Do các v t b nung nĩng phát ra.ậ ị
B) Làm phát quang m t s ch t.ộ ố ấ
C) Cĩ tác d ng lên kênh nh h ng ngo i.ụ ả ồ ạ
A) Cĩ tác d ng hu di t t bào.ụ ỷ ệ ế
B) Làm phát quang m t s ch t.ộ ố ấ
C) Làm ion hố khơng khí. D) Cĩ tác d ng lên kính nh.ụ ả
Correct - Click anywhere to continue
Correct - Click anywhere to
continue Incorrect - Click anywhere to Incorrect - Click anywhere to continuecontinue You answered this correctly!
You answered this correctly! Your answer:
Your answer:
The correct answer is:
The correct answer is:You did not answer this You did not answer this question completelyquestion completelyYou must answer the question before continuingYou must answer the
A) M t tr i.ặ ờ
B) Hồ quang điện. (adsbygoogle = window.adsbygoogle || []).push({});
C) Dây tĩc bĩng đèn cháy sáng.
D) Đèn c c tím.ự
Correct - Click anywhere to continue
Correct - Click anywhere to
continue Incorrect - Click anywhere to Incorrect - Click anywhere to continuecontinue You answered this correctly!
You answered this correctly! Your answer:
Your answer:
The correct answer is:
The correct answer is:You did not answer this You did not answer this question completelyquestion completelyYou must answer the question before continuingYou must answer the
Your Score {score}
Max Score {max-score} Number of Quiz
Attempts
{total-attempts}
Question Feedback/Review Information Will Appear Here
Question Feedback/Review Information Will Appear Here
Review Quiz Continue