Explain what differences in muscle activity are associated with the major kinematic differences between walking at a fast, slow, and normal pace.

The red square is a famous historical site that is located in

The creation of the trans-siberian railway allowed people to travel across russia. how could this railway impact russian culture?

Select all that apply the earth orbits the sun because a. the earth is in motion therefore stays in motion b. the suns gravity pulls the earth in a curved path c. a contact force is pushing the earth