A train travels 160 km in 2 h. What is the train's average speed in km/h?

Hat feature will form as a result of the movement displayed in this illustration? a. mid-ocean ridge b. transform boundary c. deep-sea trench d. convergent boundary

A ball is tied to the end of a cable of negligible mass. The ball is spun in a circle with a radius 2.00 m making 0.700 revolutions per second. What is the centripetal acceleration of the ball?

Hans stands that the rim of the Grand Canyon and yodels down to the bottom. He hears his echo back from the Canyon floor 5.20 seconds later. Assume that the speed of sound in air is 340.0 m/s. How deep is the canyon at this location?

In what direction relative to a magnetic field does a charged particle move in order to experience maximum deflecting force? Minimum deflecting force?

If a wave is generated in a Slinky and the wave hits a wall, the reflected wave will be

Objects falling through the air experience a type of friction called air resistance. true or false

How big is a wifi pulse signal coming from your router? A) 10 meters B) 15 meters C) 5-10 meters D) 20-30 meters

Imagine you are in a music concert. What different sounds might you hear? How are these sounds made?

Dose aloe Vera grow in the mesa?

A tradesman sharpens a knife by pushing it against the rim of a grindstone. The 35 cm diameter stone is spinning at 200 rpm and has a mass of 28 kg. The coefficient of kinetic friction between the knife and the stone is 0.20.