
과학 퀴즈
Quiz
•
Science
•
3rd Grade
•
Hard
병율 안
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
물체의 질량이 1kg일 때, 중력 가속도는 얼마인가요?
9.8m/s²
12m/s²
1m/s²
2m/s²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LED의 의미는 무엇인가요?
Light Emitting Diode
Light Emitting Device
Light Emitting Display
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
전력의 단위는 무엇인가요?
W
Wh
kWh
J
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
전압과 전류의 곱은 무엇을 나타내나요?
전력
에너지
전압
전류
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
하나의 전기 기계가 1300W의 전력을 소비할 때, 1시간 동안 소비되는 에너지는 얼마인가요?
1300Wh
1300J
1300kWh
1300W
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
전기 요금이 10% 인상되면, 2000kWh의 전기를 사용하는 경우 요금은 얼마가 될까요?
2000원
2200원
2500원
3000원
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
전기 기계의 효율이 80%일 때, 1000J의 에너지를 생성하기 위해 필요한 입력 에너지는 얼마인가요?
800J
1000J
1200J
1500J
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