2nd Semester Test Part 2 Question Preview (ID: 31231)


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What is the difference between a cell wall and a cell membrane?
a) The cell wall is just outside the cell membrane and is strong and rigid
b) The cell membrane is just outside the cell wall and is strong and rigid.
c) The cell wall is just outside the cell membrane and is more flexible.
d) The cell wall is just outside the cell membrane and is more flexible.

A compass needle’s magnetic north pole points toward which of the following?
a) Earth’s magnetic south pole
b) Earth’s magnetic axis
c) Earth’s magnetic north pole
d) Earth’s rotational axis

In years past, people would put a hot water bottle in bed with them to help warm their feet. The transfer of the warmth from the water bottle to their feet is called _____.
a) heat
b) temperature
c) thermal energy
d) kinetic energy

Hydroelectric power uses _____ as a renewable energy source.
a) moving water
b) sunlight
c) wind
d) biomass

. During a hot shower, water vapor fogs up the cooler mirror when it turns to water. This is an example of _____.
a) condensation
b) sublimation
c) deposition
d) vaporization

Which type of cell has the biggest vacuoles?
a) plant
b) animal
c) bacteria
d) They are all about the same size.

Heat is thermal energy transferred from one object to another because of a difference in ____.
a) mass
b) volume
c) temperature
d) potential energy

Which of the following equations defines the law of conservation of energy?
a) total energy = kinetic energy – potential energy
b) total energy = potential energy – kinetic energy
c) total energy = kinetic energy + potential energy
d) total energy = kinetic energy x potential energy

A liquid thermometer works because liquid ____ when warmed.
a) expands
b) solidifies
c) contracts
d) condenses

Which of the following is NOT a function of the lymphatic system?
a) remove excess fluid around organs
b) produce white blood cells
c) absorb and transport fats
d) transport oxygen to organs

When a pot of water is put on a stove, the water at the top gets hot primarily by ____.
a) radiation
b) convection
c) conduction
d) condensation

Snow forms in clouds because water vapor changes directly to ice. This is an example of _____.
a) condensation
b) sublimation
c) deposition
d) vaporization

Temperature is a measure of ____ of the particles in an object.
a) the difference between the potential and kinetic energy
b) the sum of the potential and kinetic energy
c) the average potential energy
d) the average kinetic energy

When a substance is heated, the particles gain energy and spread out creating more volume. What happens to the mass of the substance when it is heated?
a) mass remains the same
b) mass increases
c) mass decreases
d) mass is lost

An object that attracts iron and other materials that have magnetic qualities similar to iron is which of the following?
a) series circuit
b) switch
c) magnet
d) parallel circuit

Snow melts after a snowstorm because of the addition of _____.
a) thermal energy
b) kinetic energy
c) potential energy
d) force

When a rubber band is stretched, it has ____ energy.
a) potential
b) chemical
c) kinetic
d) nuclear

When a rubber band is stretched, it has ____ energy.
a) potential
b) chemical
c) kinetic
d) nuclear

This _____ surrounds a current-carrying wire.
a) magnetic field
b) magnetic pole
c) magnetic force
d) electromagnet

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