Acar traveling 93 km/h strikes a tree. the front end of the car compresses and the driver comes to rest after traveling 0.90 m part a what was the magnitude of the average acceleration of the driver during the collision? express your answer using two significant figures a= m/s
part b express the answer in terms of "g's," where 1.00g 9.80 m/s2 express your answer using two significant figures.

Amass has an acceleration of 10- 2t. what is its velocity and displacement if it started at x- 4m and the initial velocity was 8m/s? at what time does it have 0 velocity? graph all graphs.

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?