1 Grade 7_Q3 Final_2ndday_Science

Is a form of energy can converted to work

• Force
• Heat
• Gravity
• Mass

What is the unit for heat?

• Newton
• Kilograms
• Meter
• Joules

The rate of flow of internal energy from a higher temperature to a lower temperature in solids.

• Convection
• Conduction
• Radiation
• all of the above

Heat is transferred in solids through a process called

• Convection
• Conduction
• Radiation
• all of the above

Heat is transferred in liquid through a process called

• Convection
• Conduction
• Radiation
• all of the above

Heat is transferred in any direction is a process called

• Convection
• Conduction
• Radiation
• all of the above

Materials prevent heat from conducting

• Convection
• Conduction
• Radiation
• Insulator

is a form of energy that an object or a particle has by reason of its motion. If work, which transfers energy, is done on an object by applying a net force, the object speeds up

• Kinetic Energy
• Potential Energy
• Motion
• Gravity

stored energy that depends upon the relative position of various parts of a system.

• Kinetic Energy
• Potential Energy
• Motion
• Gravity

What are the Factors affecting the rate of Heat Transfer by conduction

• Temperature difference
• Cross-sectional area
• Length
• Time