Speed Before Impact#

The figure below shows the force on a semi-truck during a typical collision used during safety tests. The mass of the semi-truck is 608 $$kg$$ and it comes to rest at the end of the collision.

Part 1#

What was the approximate speed of the semi-truck just before the impact? Choose the best answer.

• 89.0 $$m/s$$

• 44.0 $$m/s$$

• 22.0 $$m/s$$

• 11.0 $$m/s$$

• 0 $$m/s$$