Displacement is an example of a vector quantity. True or false

True!

Explanation:

A vector is a quantity with magnitude and direction, so displacement would be a vector quantity.

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answer: question1

1,000 tons

question2

3: 8

question 3

store d

step-by-step explanation:

answer: 802.3 kilo joules of energy represents 191.75 kilo calorie of energy.

explanation:

energy released during combustion of one mole methane = 802.3 kilo joules

if 1 kilo joule = 0.239006   kilo calorie

then ,802.3 kilo joule will be = 802.30.239006 kilo calorie

802.3 kilo joule = 191.75 kilo calorie

hence, the energy in kilo calorie is 191.75 kilo calorie.