Any external force that acts against movement is called

A. gravity

B. efficiency

C. resistance

D. momentum

You launch a ball at an angle of 35 degrees above the horizontal with an initial velocity of 38 m/s. What is the horizontal distance the ball will traveling before hitting the ground? [Must show work]

During each heartbeat, about 80 g of blood is pumped into the aorta in approximately 0.2 s. During this time, the blood is accelerated from rest to about 1 m/s. Part A) What is the average force on the blood during this time? A. 0.08 NB. 0.4 NC.

A car with a mass of 525kg is being pushed west (left) by a force of 375n from its engine. the coefficient of friction felt by the car is. 0420. a. calculate the force weight of the car. b. calculate the force friction acting on the car. c.

Which does the big bang theory describe? a cool, dark singularity the origin of the universe the contraction of the universe an explosion at the beginning of time

When an object moves in a circle, ___ acts to accelerate the object toward the center of that circle

Which of the following planets most likely has the coldest surface temperature

Johannes Keller's theory was based upon analysis of planet observations taken by tycoon Brahe True or false

A magnet is pushed into the center of a wire loop and then stops. what is the current in the wire loop when the wire stops moving? explain.

Which feature do highland climates have that lower elevation area do not? A tundra where there are no trees A tree line beyond which trees do not grow Permafrost, or a part of the ground that is permanently frozen An ice cap, or a permanent cover of

As shown in the figure below, Cindy rushes 30 mtoward her truck. She notices she forgot her lunch and returns back to the house. Her total travel time is 90s a. What is Cindy's average velocity over the 90s period? b.