Quiz unit and dimensions

[Length] 3 light year equals to ? km

• 2.838E16

• 2.838E19

• 2.838E13

• 2.838E10

[Mass] 5 metric ton equals to ? ton (long)

• 1.71E5

• 4.92

• 5.51

• 5

5 h doesn't equals to

• 18 ks

• 0.21 day

• 3.0E1 min

• 1.8E7 ms

PET melts at 267 ºC, which equals to ? ºF

• 180.3

• 480.6

• 299

• 512.6

Temperature in a refrigerator is at 40 ºF while in the ambient is at 86 ºF. What is temperature difference in K?

• 30

• 46

• 25.58

• 32

[Force] 2.224 N equals to ? lbf

• 1

• 0.5

• 2

• 1.5

5E-3 square foot equals to ? square millimeter

• 4.645

• 464.5

• 4.645E-4

• 46.45

[Density] 20 kg/L equals to ? lb/gal (UK)

• 240

• 2

• 2.4

• 200

500 ft-lbf/h equals to ? horsepower (UK)

• 2.56E-4

• 2.525E-4

• 1.52E-2

• 1.92E-5

20,000 cubic inch per hour equals to ? L/s

• 566.4

• 0.091

• 0.00546

• 9.1E-5