Answer:
D 7500
Explanation:
Energy is elastic potential energy
EPE=1/2 kx^2
6=1/2 k(0.04)^2
6=k (0.0016/2)
k = 6/0.0008 = 7500
Answer:
it is known as SURFACE TENSION
Explanation:
SURFACE TENSION is the property of water where the water can resist the force from above the 'surface' of the water. The Pond Skater is so light in weight that it doesn't break this tension at all allowing it to 'walk on water'
HELLO AND HOPE THIS HELPS!!
1.radio waves
2.microwaves
3.infrered
You have to draw a mathematical spatial axes .in order to judge is it right or not .. well you have to draw the crest and trough both of 1 cm in length and the total wavelength (same phase on the wave of 2 cm ) something like this