Geography, 26.11.2019 04:31 ibarral37102

If two engines are given the same amount of fuel, the more efficient engine can do more work than the less efficient engine can.
the following questions could be asked to make scientific or technological progress. which of the following questions is best
asked and answered as part of a scientific investigation, not as part of technological improvements?

a. how can efficient engines be built more cheaply?

b. how efficient can an engine be, in theory?

c. how can a more efficient engine be built?

d. how can the efficiency of an existing engine be improved?

Answers: 3

Show answers

Another question on Geography

Geography, 22.06.2019 12:30

Witch one is it soo it the the question b.a,b,c,d

Answers: 1

Answer

Geography, 23.06.2019 12:50

Suggest 3 different reasons why there is an ageing population in the uk .

Answers: 1

Answer

Geography, 23.06.2019 16:00

Which outcome is not caused by gravitational forcea. gas and dust come together to form a planet b. planets orbit a star c. two atoms come together to form a molecule d. stars cluster to form a galaxy

Answers: 1

Answer

Geography, 23.06.2019 22:00

Match the mountains with the type of collision that formed them. a. andes b. aleutians c. north american cordillera d. appalachians 1. continental- continental 2. continental- oceanic 3. oceanic- oceanic 4. arc- continent

Answers: 3

Answer

You know the right answer?

If two engines are given the same amount of fuel, the more efficient engine can do more work than th...

Questions