C. Who Am I?
Using your knowledge in illustrating variation, decode the following.
The First Man to Orbit the Earth
In 1961, this Russian cosmonaut orbited the carth in a space ship. Who was
he? To find out, identify the kind of variation suited to the given situation. Then write
the correct letter in the box below. These letters will spell out the name of this
Russian cosmonaut. Have fun!
1. The perimeter of a regular octagon to its side.
Y. Direct Variation
2. Inverse Variation
2. The volume of a gas at a fixed temperature as to its pressure
0. Joint Variation
U. Inverse Variation
3. Gravitational attraction between two bodies as their masses and the square
of the distance between them.
Q. Joint Variation
R. Combined Variation
4. Volume of a cone to its height and length of its base.
E. Combined Variation
1. Joint Variation
5. The volume of a cube to its side.
G Direct Variation
H. Joint Variation
6. The number of tiles needed to cover a particular area to the size of each tile.
A Inverse Variation
M Combined
7. The volume of a cylinder as the area of the base and its height.
F Inverse Variation
G Joint Variation
8. The distance that an object falls from some point above the ground as the
square of the time it falls.
S Combined Variation A Direct Variation
9. The simple interest earned in a given time varies with the principal and the rate
of interest
R Joint Variation
10. The time to complete a project to the number of employees.
B Combined Variation
A Direct Variation
I Inverse Variation
11. The weight of an object as it stretches a spring to its distance.
N Direct Variation
S Joint Variation
Answer ;
1 2 3 4
5 6 7 8 9 10 11​