A toy car is tied to a post with string, causing it to drive in a tight circle. This is shown in the picture below.
In which direction will the toy car go if the string breaks?

What are similarities and differences between refraction, reflection, diffraction and absorption?

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.

What sort of waves exhibit the doppler effect?