Suggested that social studies be the basis for activity=based learning using the children interests
a. maria montessori
b. john dewey
c. lucy sprague mitchell
d. patty smith hill

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

Which of the following is not a physical property of mattera. melting pointb.heat of combustionc. viscosityd. boiling point

Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm