A girl brings her wagon up a hill. She needs to hold the handle tightly because Earth's gravity applies a force to the wagon. This force pulls the wagon downward.What is the direction of this force?toward the center of Earthtoward the wagonSubmit

A girl sleds on a snowy hill. Earth's gravity applies a force to the sled. This force pulls the sled down the hill.What is the direction of this force?toward the center of Earthtoward the sledSubmit

Earth's gravity applies a force to this reader on the couch. This force pulls her body downward so that she lies back as she reads.What is the direction of this force?toward the reader's bodytoward the center of EarthSubmit

A traveler is rolling his suitcase behind him. The traveler's hand and the suitcase handle each apply a force to one another. Each force is a pull.The force from the suitcase handle pulls the traveler's hand backward.What is the direction of this force?toward the suitcase handletoward the traveler's handSubmit

Mark is pulling his sister in a wagon up a small hill that is at an incline of 15°. If the combined weight of Mark's sister and the wagon is 78 pounds, what is the minimum force required to start moving the wagon up the hill?(Round your answer to the nearest whole number)

Debbie places two shopping carts in a cart corral. She pushes the first cart, which then pushes a second cart. What force is being exerted?