The law of conservation of momentum applies to actions and reactions, true or false?

Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?

Why is the use of carbon-14 limited

Identify some abiotic characteristics of the tundra biome.