Y8 - 2.7 (Energy and power)

출구

의문 1 of 1

  남은 시간


0 [{"id":433323,"quiz_id":"22079","answer_id":null,"answerType_id":"1","created_at":"2018-04-14 10:54:39","updated_at":"2018-04-14 10:58:36","questionName":"Complete the following","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":12,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433320,"quiz_id":"22079","answer_id":null,"answerType_id":"1","created_at":"2018-04-14 10:44:38","updated_at":"2018-04-14 10:58:36","questionName":"Complete the following","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":9,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433281,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:29:31","updated_at":"2018-04-14 10:58:36","questionName":"How many watts in a kilowatts","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":2,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433324,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:56:10","updated_at":"2018-04-14 10:58:36","questionName":"You could save money by using appliances with a ","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":13,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433285,"quiz_id":"22079","answer_id":null,"answerType_id":"2","created_at":"2018-04-14 10:38:43","updated_at":"2018-04-14 10:58:36","questionName":"Match the following","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":6,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433280,"quiz_id":"22079","answer_id":null,"answerType_id":"2","created_at":"2018-04-14 10:27:38","updated_at":"2018-04-14 10:58:36","questionName":"You can calculate power using an equation, match the correct pairs","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":1,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433286,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:40:47","updated_at":"2018-04-14 10:58:36","questionName":"You calculate energy use in","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":7,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433278,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:24:47","updated_at":"2018-04-14 10:58:36","questionName":"Power rating of a product tells you","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":0,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433283,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:31:51","updated_at":"2018-04-14 10:58:36","questionName":"Some houses transfer more energy to the surroundings than others","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":4,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433284,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:34:32","updated_at":"2018-04-14 10:58:36","questionName":"To reduce the amount of energy a house transfers to the surroundings you need to...","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":5,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433287,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:42:35","updated_at":"2018-04-14 10:58:36","questionName":"What is the unit of energy that electricity companies use","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":8,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433282,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:30:52","updated_at":"2018-04-14 10:58:36","questionName":"If an oven has a power rating of 12000w how many kilo watts does it have?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":3,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433321,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:49:35","updated_at":"2018-04-14 10:58:36","questionName":"A shower has a power of 10kw, a family uses the shower for on hour a day. How much energy does it use it one hour per day. How much energy would they use per week.","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":10,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433325,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:58:24","updated_at":"2018-04-14 10:58:36","questionName":"The potential difference across a bulb is 3V and the current is 0.2A. What is the power?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":14,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":433322,"quiz_id":"22079","answer_id":null,"answerType_id":"0","created_at":"2018-04-14 10:51:03","updated_at":"2018-04-14 10:58:36","questionName":"What is used to measure how much energy used in a house","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":11,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null}]
433323
0
120
block

Complete the following

공란 채우기  

(0/0)



Energy is measured in (j)

And power is measured in (w)

Power is the energy transferred per (s)

You pay for the number of (KWh)

Transferred to your house by electricity.



433320
0
120
none
433281
0
120
none
433324
0
120
none
433285
0
120
none
433280
0
120
none
433286
0
120
none
433278
0
120
none
433283
0
120
none
433284
0
120
none
433287
0
120
none
433282
0
120
none
433321
0
120
none
433325
0
120
none
433322
0
120
none