NSO Level 1- Science Olympiad (SOF) Class 9: Questions 796 - 800 of 1123
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Question number: 796
Question
The difference between a vector and a scalar quantity is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | A vector quantity has both magnitude and direction but a scalar quantity has only direction. | |
b. | A scalar quantity has both magnitude and direction but a vector quantity has only magnitude. | |
c. | A vector quantity has only direction, but a scalar quantity has both magnitude and direction. | |
d. | A vector quantity has both magnitude and direction but a scalar quantity has only magnitude. | |
Question number: 797
» Chemistry » The Nature of Matter
Question
The percentage of zinc in brass is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 60% | |
b. | 30% | |
c. | 40% | |
d. | 70% | |
Question number: 798
» Biology » Fundamentals Unit of Life
Question
The radiant energy of sunlight is converted into chemical energy and is stored as
Choices
| Choice (4) | Response | |
|---|---|---|
a. | AMP | |
b. | APP | |
c. | ADD | |
d. | ATP | |
Question number: 799
» Chemistry » Atoms & Molecules
Question
The formula unit mass of a substance is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Sum of the atomic masses of all atoms in a formula unit of a compound | |
b. | The relative mass of a molecule expressed in amu | |
c. | Sum of the atomic masses of all atoms in a molecule of a compound | |
d. | All a. , b. and c. are correct | |
Question number: 800
Appeared in Year: 2012
Question
In is the mid-point of median AD such that BE produced meets AC at F. If , then
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. | All of the above | |