Two air track carts move along an air track towards each other. Cart a has a mass of 450 g and moves toward the right with a speed of 0. 850 m/s. Cart b has a mass of 300 g and moves toward the left with a speed of 1. 12 m/s. What is the total momentum of the two-cart system?.

An ancient marble statue is moved from a rural location to a highly polluted city explain how the move might affect the statue and why you think so

Tortoise shells and snail shells are similar in function: they protect the organism from predators. based on a comparison of the organisms in the images, what can you conclude? 1. tortoises and snails have homologous organs, and they’re evolutionarily related. 2. tortoises and snails have homologous organs, and they belong to same species. 3. tortoises and snails have analogous organs, and they belong to the same species. 4. tortoises and snails have analogous organs, and they don’t belong to the same species. 5. tortoises and snails have analogous organs, and they aren’t evolutionarily related.

Which object has the least amount of kinetic energy? a. a car driving down a road b. a soccer ball rolling down a hill c. a bicycle locked to a bike rack d. a satellite orbiting earth