Question1. What force exists between celestial bodies like the sun and Earth? A. Applied B. Gravitational C. Magnetic D. Tension
2. Two people pull a rope with $500 \mathrm{~N}$ each. What is the net force? A. $0 \mathrm{~N}$ B. $300 \mathrm{~N}$ C. $600 \mathrm{~N}$ D. $900 \mathrm{~N}$
3. Why is a $5 \mathrm{~kg}$ cart easier to push than a $10 \mathrm{~kg}$ cart? A. Law of inertia B. Law of interaction C. Law of Acceleration D. Law of Universal Gravitation
4. Which has the greatest acceleration? A. $5.000 \mathrm{~kg}$ stone with $10 \mathrm{~N}$ B. $0.5000 \mathrm{~kg}$ toy with $9 \mathrm{~N}$ C. $7.000 \mathrm{~kg}$ ball with $17 \mathrm{~N}$ D. $500.0 \mathrm{~kg}$ truck with $1000 \mathrm{~N}$
5. Which ball has more potential energy if both have the same mass? A. Green B. Yellow C. Both the same PE D. Both the same KE
6. Which condition does NOT exhibit kinetic energy? A. Water in a glass B. Rolling stone C. Running athlete D. Dancing kids
7. What happens to sound speed as temperature increases? A. Constant B. Decreases C. Increases D. Cannot be determined
8. Which light color arrangement shows decreasing wavelength? A. Red to violet B. Red to indigo C. Violet to red D. Violet to red
9. When does a substance release heat without temperature change? A. Melting and boiling B. Boiling and condensing C. Melting and condensing D. Freezing and condensing
10. What is the unit of voltage? A. Ampere B. Ohm C. Volt D. Watt
11. What is the SI unit of current? A. Ampere B. Ohm C. Volt D. Watt
12. What is the voltage across a $6 \Omega$ load with $3 A$ current?