Net Work & Kinetic Energy Video Lessons

Video Thumbnail

Concept

Problem: T. Rex. The dinosaur Tyrannosaurus rex is thought to have had a mass of about 7000 kg.Treat the dinosaur as a particle and estimate its kinetic energy at a walking speed of 4 km/h.With what speed would a 70.0-kg person have to move to have the same kinetic energy as a walking T. rex?

FREE Expert Solution
Problem Details

T. Rex. The dinosaur Tyrannosaurus rex is thought to have had a mass of about 7000 kg.

Treat the dinosaur as a particle and estimate its kinetic energy at a walking speed of 4 km/h.

With what speed would a 70.0-kg person have to move to have the same kinetic energy as a walking T. rex?

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Net Work & Kinetic Energy concept. You can view video lessons to learn Net Work & Kinetic Energy. Or if you need more Net Work & Kinetic Energy practice, you can also practice Net Work & Kinetic Energy practice problems.