1. It means that one unit on a map
Conversions
2. a) What does
1: mean?
It means that one unit on a map
represents units on
Earth’s surface.

2. Conversions continued
2. b) What does
1: mean?
It means that one unit on a map
represents units on
Earth’s surface.

3. 3. a) What does 1 cm to 0.5 km mean?
One centimetre on the map
represents 0.5 km on Earth’s surface.

4. 4) The direct statement scale of a map is 1 cm to 35 km
4) The direct statement scale of a map is 1 cm to 35 km. If the map distance between points A and B is 9 cm, what is the actual distance?
1 cm = 35 km (9 x 1) cm = (9 x 35) km 9 cm = 315 km The actual distance between points A and B is 315 km.

5. You try #5 by yourself!

6. 5) The direct statement scale of a map is 1 cm to 250 km
5) The direct statement scale of a map is 1 cm to 250 km. If two places are 17 cm apart on the map, what is the actual distance between them?
1 cm = 250 km (17 x 1) cm = (17 x 250) km 17 cm = 4250 km The actual distance between the two places is 4250 km.

7. Homework:
Page 48 #6 (a, b, c)
*You will need a ruler in order to
measure out the centimeters!