A hiker travels 1.0 kilometer south, turns and travels 3.0 kilometers west, and then turns and travels 3.0 kilometers north. What is the magnitude of the total displacement traveled by the hiker

Write out a correct version of: "the fuel in a nuclear power station is hydrogen gas"

When a device is used in a circuit in which the voltage is 81 V, the current flowing through the device is 3a. what is the resistance of the device?

Which of these events is most likely to occur due to the interaction between Earth's magnetic field and charged particles blowing away from the sun? a. gravity in space decreases b. auroras are visible at the poles c.

A batter hits a foul ball. The 0.140-kg baseball that was approaching him at 40.0 m/s leaves the bat at 30.0 m/s in a direction perpendicular to the line between the batter and the pitcher.

What happens when you increase the horizontal velocity to the maximum?

What is an example of when momentum is not conserved?

When a certain isotope, such as U-238, is hit by a neutron, it will always split into the same smaller nuclei. true or false?

A person walks 7 feet east stops and walks 7 feet west

Using the drop-down menus, choose the right government service to complete each sentence. Providing a free public education for all children is an example of supporting. Fighting fires is one way in which the government ensuresfor citizens.

A galilean telescope adjusted for a relaxed eye is 36cm long. If the objective lens has a focal length of 40cm, what is the magnification?