2. How are the doppler effect in sound and the red-shift light similar/different?
3. Does red-shift indicate something moving toward or away from the earth? How do you
know? (Hint: doppler effect with sound)

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

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

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.