Which is a good example of a contact force?

protons in the nucleus of an atom

a ball falling down after it's thrown up into the air

a satellite orbiting Earth

a bat hitting a ball

If the polar ice capsmelted, how might this effect the length of the day?

A large truck loaded with scrap Stella weights 14 metric tons and is traveling north on the interstate heading for Chicago. It has been averaging 48km/h for the journey and has traveled over the 1450 km so far. It has just stopped to refuel.

Why does earth have the strongest magnetic field among the terrestrial worlds? why does earth have the strongest magnetic field among the terrestrial worlds?

Which of the following IA an example of a proper food handling a. only clean the surface when you are done cooking b. place frozen food on the countertop to thaw c. keep all perishable foods inside cabinet d.

A car travels in reverse. It covers 150 meters in 12 seconds what is the velocity of the car What is the speed of the car

2. How is temperature related to kinetic energy?

As stream velocity decrease, which factor will likely increase? A) erosion of the stream bank B) deposition of material in the stream C) amount of material carried downstream D) size of the particles carried downstream

What cells in the nervous signals travel through the nervous system

A mechanic pushes a 3.60 ✕ 103-kg car from rest to a speed of v, doing 5,130 j of work in the process. during this time, the car moves 21.0 m. neglecting friction between car and road, find v and the horizontal force exerted on the car.

Anika asks Eva to roll a basketball and then a bowling ball to her. Which requires more force to roll, and why?