Sagot :
Answer:
PERFORMANCE TASK
WEEK 5
To understand the lesson clearly about energy transformation, perform the
following activity,
1. Prepare the following materials: flashlight, matchstieks, cellphone
2. Do the following procedures:
A. Lght the matchstick
1. What tom of energy is present in the matchsticko
2. What is/are produced after you lighted the matchstick
8. Turn on the flashlight (battery operated) or cellphone flashlight
1. What makes the flashlight give outlight
2. What form of energy is present in the flashlighte
3. Explain how energy transformation occurs in Turning on a
Hlashlight