Abeka 9th Science Test 3 EXAm review p2

The term that refers to any change in velocity is ________.

• acceleration
• force
• momentum
• deceleration

A tentative explanation to describe a scientific process is a(n) _________.

• theory
• conclusion
• observation
• hypothesis

The multiplication of the input force that a machine provides under real world conditions is ________.

• equal to the theoretical maximum
• actual mechanical advantage (AMA)

• greater than the theoretical maximum
• twice the theoretical maximum

The SI unit for work is the _____.

• newton
• watt
• pascal
• joule

The phenomenon of a spinning cylinder or ball causing list is the _______ effect.

• Magnus
• Gyroscopic
• Bernoulli
• Centrifugal

The phenomenon in which a liquid in a thin tube rises above or falls beneath its own level is ________.

• viscosity
• surface tension
• evaporation
• capillarity

The amount of matter in an object is _________.

• density
• volume
• weight
• mass

The ability of a gas to be easily squeezed and compacted into smaller containers is _______.

• density

• compressibility

• viscosity
• pressure

The device that uses an airtight metal box with thin, flexible walls to measure pressure is an _______.

• aneroid barometer

• piezometer
• meterstick

• manometer

According to Archimedes, an object immersed in water appears to lose its ________.

• density
• volume
• mass
• weight