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Questions and Answers
What type of lever is described in the diagram?
What type of lever is described in the diagram?
- Second-class lever
- First-class lever (correct)
- Inclined plane
- Third-class lever
What is the device used to measure the specific gravity of liquids?
What is the device used to measure the specific gravity of liquids?
- Barometer
- Hydrometer (correct)
- Spectrometer
- Thermometer
What type of energy is stored in a stretched spring?
What type of energy is stored in a stretched spring?
- Potential energy (correct)
- Thermal energy
- Kinetic energy
- Electromagnetic energy
What is formed when atoms bond together?
What is formed when atoms bond together?
What is the term for a force that tends to cause rotation about a point?
What is the term for a force that tends to cause rotation about a point?
How many protons and electrons does a hydrogen atom have?
How many protons and electrons does a hydrogen atom have?
If a machine has a mechanical advantage of 8, how much resistance can be moved with 1 pound of force?
If a machine has a mechanical advantage of 8, how much resistance can be moved with 1 pound of force?
What is the reference point for measuring the specific gravity of gases?
What is the reference point for measuring the specific gravity of gases?
What is the formula commonly used to express Newton's Second Law of Motion?
What is the formula commonly used to express Newton's Second Law of Motion?
What is the capacity of an object or body to perform?
What is the capacity of an object or body to perform?
How many revolutions will the driven gear turn when the drive gear turns 200 revolutions?
How many revolutions will the driven gear turn when the drive gear turns 200 revolutions?
What type of stress is the top skin of a metal wing subjected to in flight?
What type of stress is the top skin of a metal wing subjected to in flight?
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