A Car Heading North Collides at an Intersection with a Truck

question 2

Multiple Choice

A car heading north collides at an intersection with a truck heading east.If they lock together and travel at 28 m/s at 46° north of east just after the collision,how fast was the car initially traveling? Assume that the two vehicles have the same mass.

• A)40 m/s
• B)20 m/s
• C)80 m/s
• D)30 m/s

---

Definitions:

Intermediate Host

An organism that harbors the larval or asexual stage of a parasite, through which the parasite must pass before reaching its mature phase.

Blood Fluke

A parasitic flatworm, belonging to the genus Schistosoma, that lives in the blood vessels of humans and animals and causes schistosomiasis.

Proboscis

A lengthy extension from an animal's head, especially seen in insects, utilized for nourishment or perception.

Nemerteans

A phylum of invertebrate animals, also known as ribbon worms, characterized by their long, slender bodies and a proboscis used for hunting.