A nail is hit with a hammer. Which type of contact force has been applied?

A.

spring force

B.

impact force

C.

friction force

D.

tension force

When warm air collides with cold air and droplets are formed it is called?

In an 8.00 km race, one runner runs at a steady 11.0 km/h and other runs at 14.8 km/h. How far from the finish line is the slower runner when the fast runner fisnishes the race?

The color that travels on the shortest wave is?

Will an electromagnet be obtained if steel is placed inside the solenoid?

Which piece of evidence did Alfred Wegener use to develop the theory of continental drift? A. tectonic activity concentrated in certain areas B. the shape of the continents C. paleomagnetism of the seafloor D. deep-sea mountain ranges

In order to hike around a portion of Lake Allatoona, a tour guide determines that he must take his group 150 m east, 60 m north, then 75 m west.

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.

Consider the following distribution of objects: a 3.00-kg object with its center of gravity at (0, 0) m, a 4.20-kg object at (0, 6.00) m, and a 1.40-kg object at (1.00, 0) m. Where should a fourth object of mass 7.

A Volt/Amp Is Also Known As.?