The wavelength of a wave doubles as it travels
from medium a into medium b. compared to the
wave in medium a, the wave in medium b has
(1) half the speed
(2) twice the speed
(3) half the frequency
(4) twice the frequency

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

J. j. thomson’s experiment disproved the theory that an atom