Science 10 Name: ______
Physics Assignment 1: Position, Distance and Displacement /20
1. Draw a number line from -20km to +20km to help you. Then, for each of the following changes in position, state the origin and the total displacement. (5 points)
Change in Position / Origin / Displacement-8 km to -2 km
+2 km to -8 km
0 km to +8 km
-8 km to +20 km
+8 km to -8 km
2. For each of the following examples, decide whether the question is asking for the distance or the magnitude of the displacement. (3 points)
a) How far do you walk each day? ______
b) How far is it from Toronto direct to Mexico City by airplane? ______
c) How far is it from Toronto to Mexico City by car? ______
d) How far is the earth from the moon? ______
e) How long is a standard sheet of plywood? ______
f) How long is the coastline of Britain? ______
3. What is the difference between distance and displacement? (2 points) ______
______
4. Can distance and displacement ever be: (3 points)
a. The same? Explain. ______
______
b. Distance larger than displacement? Explain. ______
______
c. Displacement larger than distance? Explain. ______
______
5. Four Eastern Shore students take four different pathways on their walk home from school. Julia realizes she has forgotten her science homework so she returns to school to get it.
a. What distance has Julia traveled from the school? (1 point) ______
b. How far is Julia displaced from the school? (1 point) ______
c. What is Carl’s displacement from the school? (1 point) ______
d. What is the position of each of the people? (4 points)
i. Julia: ______
ii. Carl: ______
iii. David: ______
iv. Anna: ______
Bonus Questions:
1. In the space below, create a problem that asks and answers questions about distance and displacement (similar to the one above).
2. What is the distance and displacement of the race car drivers in the Indy 500? Explain how you found your answer.