3rd Nine Weeks Exam Study Questions
What increases as the speed of an object increases? Kinetic energy Mass Nuclear energy Potential energy
What increases as the speed of an object increases? Kinetic energy Mass Nuclear energy Potential energy
Which of the following scientists described the law of conservation of energy? Celsius Joules Kelvin Fahrenheit
Which of the following scientists described the law of conservation of energy? Celsius Joules Kelvin Fahrenheit
The total amount of energy in the universe ________. Is always increasing Remains the same Is always decreasing Varies from moment to moment
The total amount of energy in the universe ________. Is always increasing Remains the same Is always decreasing Varies from moment to moment
Which of the following correctly describes energy? Energy can be created Energy can be destroyed Energy cannot change form Energy can cause change
Which of the following correctly describes energy? Energy can be created Energy can be destroyed Energy cannot change form Energy can cause change
What happens if two objects at different temperatures are touching? Heat moves from the warmer object. Heat moves from the cooler object. Heat moves to the warmer object No heat transfer takes place.
What happens if two objects at different temperatures are touching? Heat moves from the warmer object. Heat moves from the cooler object. Heat moves to the warmer object No heat transfer takes place.
During an energy transfer, what happens to the total amount of energy? It increases. It decreases. It stays the same. It depends on the energy from being transferred.
During an energy transfer, what happens to the total amount of energy? It increases. It decreases. It stays the same. It depends on the energy from being transferred.
How is energy from the Sun transferred to Earth? Conduction Convection Radiation Insulation
How is energy from the Sun transferred to Earth? Conduction Convection Radiation Insulation
An example of heat transfer by convection is the ________. Melting of ice Formation of air currents Formation of chemical bonds Heating of the ground by sunlight
An example of heat transfer by convection is the ________. Melting of ice Formation of air currents Formation of chemical bonds Heating of the ground by sunlight
When would you have the most potential energy? Walking up the hill Sitting at the top of the hill Running up the hill Sitting at the bottom of the hill
When would you have the most potential energy? Walking up the hill Sitting at the top of the hill Running up the hill Sitting at the bottom of the hill
What type of energy is absorbed by food as it cooks? Chemical energy Light energy Thermal energy Electric energy
What type of energy is absorbed by food as it cooks? Chemical energy Light energy Thermal energy Electric energy
At 0° on the Celsius temperature scale, _________. Water boils Water freezes All particle motion stops All chemical bonds are broken
At 0° on the Celsius temperature scale, _________. Water boils Water freezes All particle motion stops All chemical bonds are broken
At what temperature on the Fahrenheit scale does water boil? 100° 32 ° 212 ° 200 °
At what temperature on the Fahrenheit scale does water boil? 100° 32 ° 212 ° 200 °
What is the freezing point on the Fahrenheit scale? -20 ° 0 ° 12 ° 32 °
What is the freezing point on the Fahrenheit scale? -20 ° 0 ° 12 ° 32 °
Which of the following statements describes the flow of heat? Energy moves from a warmer object to a cooler object Energy moves from a cooler object to a warmer object Energy moves only between two warm objects Energy never moves through cooler objects
Which of the following statements describes the flow of heat? Energy moves from a warmer object to a cooler object Energy moves from a cooler object to a warmer object Energy moves only between two warm objects Energy never moves through cooler objects
Heat is ________ by food as it cooks. Absorbed Transferred Charged Energized
Heat is ________ by food as it cooks. Absorbed Transferred Charged Energized
Which of the following is a heat transfer when particles move from one place to another by circulation? Conduction Convection Thermal reaction Temperature
Which of the following is a heat transfer when particles move from one place to another by circulation? Conduction Convection Thermal reaction Temperature
Cooking pans have handles made of materials that are ___________ of heat. Conductors Insulators Transformations Transmitters
Cooking pans have handles made of materials that are ___________ of heat. Conductors Insulators Transformations Transmitters
Radiation involves the transfer of energy by ____________. Particle collisions Waves Air flow Temperature differences
Radiation involves the transfer of energy by ____________. Particle collisions Waves Air flow Temperature differences
Which of the following is not a good conductor of heat? Air Aluminum Copper None of the above
Which of the following is not a good conductor of heat? Dry Air Aluminum Copper None of the above
The spring inside a moving wind-up toy has ______________. Potential energy only Kinetic energy only Both potential and kinetic energy Neither potential nor kinetic energy
The spring inside a moving wind-up toy has ______________. Potential energy only Kinetic energy only Both potential and kinetic energy Neither potential nor kinetic energy
An upward force is called ________. Air Mass Lift Gravity
An upward force is called ________. Air Mass Lift Gravity
A forward force is called __________. Weight Thrust Drag Lift
A forward force is called __________. Weight Thrust Drag Lift
A backward force that slows down an object is called __________. Weight Thrust Drag Lift
A backward force that slows down an object is called __________. Weight Thrust Drag Lift
Which 2 forces are always working against a flying object? Gravity, thrust Trust, lift Drag, gravity Lift, drag
Which 2 forces are always working against a flying object? Gravity, thrust Trust, lift Drag, gravity Lift, drag
A material in which electric charges cannot easily move. Electric field Electric force Electric insulator Electric conductor
A material in which electric charges cannot easily move. Electric field Electric force Electric insulator Electric conductor
A material in which electric charges easily move. Electric field Electric force Electric insulator Electric conductor
A material in which electric charges easily move. Electric field Electric force Electric insulator Electric conductor
The invisible region around a charged object where an electric force is applied. Electric field Electric force Electric insulator Electric conductor
The invisible region around a charged object where an electric force is applied. Electric field Electric force Electric insulator Electric conductor
The force that two electrically charged objects apply to each other. Electric field Electric force Electric insulator Electric conductor
The force that two electrically charged objects apply to each other. Electric field Electric force Electric insulator Electric conductor
Refers to a particle that has equal amounts of positive and negative charge. Electrically positive Electrically neutral Electrically negative Electrically shocking
Refers to a particle that has equal amounts of positive and negative charge. Electrically positive Electrically neutral Electrically negative Electrically shocking
The south pole of a magnet will ______ the south pole of another magnet. Magnetism Repel Attract Distance
The south pole of a magnet will ______ the south pole of another magnet. Magnetism Repel Attract Distance
A ______ exerts a force on objects made of magnetic materials. Magnetic field Magnetic domain Magnetic pole Distance
A ______ exerts a force on objects made of magnetic materials. Magnetic field Magnetic domain Magnetic pole Distance
The properties and interactions of magnets are referred to as ________. Magnetism Magnetic domain Magnetic pole Distance
The properties and interactions of magnets are referred to as ________. Magnetism Magnetic domain Magnetic pole Distance
The magnetic poles of atoms are aligned in a(n) ________. Magnetism Magnetic domain Magnetic pole Distance
The magnetic poles of atoms are aligned in a(n) ________. Magnetism Magnetic domain Magnetic pole Distance
Strength of force between two magnets depends on the _______ between them. Magnetism Magnetic domain Magnetic pole Distance
Strength of force between two magnets depends on the _______ between them. Magnetism Magnetic domain Magnetic pole Distance