B. Mentally represent their environment
Answer:
Thermal and kinetic.
Explanation:
Thermal energy is the energy generated by heat. Kinetic energy is the movement of particles in a substance which is responsible for the heat increase.
D=m÷v
so density would be 57.9 ÷ 3 = 19.3 g/cm³
Answer:
Toasting in a toaster is usually considered by (infra red) radiation. But the hot coils touch the toast so an element of heating by conduction occurs as well.
Explanation:
C because the wave length was longer
