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Activity 1: "Fact or Bluff" Directions: Write Fact if the statement is correct and Bluff if the statement is incorrect. Write your answers on a separate sheet of paper. 1. The serviceable life of a machine part is reduced due to friction. 2. Friction produces heat in different machine parts making it waste the energy as heat energy. 3. Brakes in a car is an application of motion. 4. Moving parts in a car engine is desirable. 5. Less effort is required to move a heavy block on a rough surface than on a smooth surface.​

Sagot :

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Activity 1: "Fact or Bluff" Directions: Write Fact if the statement is correct and Bluff if the statement is incorrect. Write your answers on a separate sheet of paper.

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FACT 1. The serviceable life of a machine part is reduced due to friction.

FACT 2. Friction produces heat in different machine parts making it waste the energy as heat energy.

BLUFF 3. Brakes in a car is an application of motion.

FACT 4. Moving parts in a car engine is desirable.

BLUFF 5. Less effort is required to move a heavy block on a rough surface than on a smooth surface.

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