Fill the gaps on work and power

Exercise and reference answers

Missing parts

1. Answer

   second

   Choices

   1. second
   2. minute
   3. hour

2. Answer

   746

   Choices

   1. 746
   2. 846
   3. 646

3. Answer

   1869

   Choices

   1. 1869
   2. 1879
   3. 1859

4. Answer

   1

   Choices

   1. 1
   2. 2
   3. 5

Complete the statement

One watt is one joule per {0}. One horse-power is {1} watts. Joule died in {2}. A 100 W bulb for 10 hours uses {3} kWh.

Instructions

Tap a word to drop it into the empty slot.

Explanation