How do whales bats and dolphins use echolocation?

A To scare away predators

B To attract mates

C To orient them selves and find food

D To tell animals of there species where they are

A thug pushes some 100 kg punk with 300 N of force. How much is the punk accelerated?

1) Halving the distance (i. s., decreasing by a factor of two) between two charged objects will cause the electrical force between them to be ___ the initial force

A grindstone in the shape of a solid disk with a diameter of 1.0 m and a mass of 50.0 kg, is rotating at 900 rev/min. A tool is pressed against the rim with a normal force of 200.0 N, and the grindstone comes to rest in 10.0 s.

In a movie, the heroine saves the day by cutting a wire before the time runs out on a timer. How did she change the circuit? She changed a short circuit to an open circuit. She changed an open circuit to a closed circuit.

A spring extends by. 16 meters when pulled with 20 N of Force. What is the Potential Energy in the spring at this extension? What is the work done to extend the spring. 16 meters?

If a car rolls gently off a vertical cliff, how long does it take to reach 90km/hr.

In the game of volleyball, what skill relates to Newton's second law

The minimum breaking distance d in feet for a typical vehicle can be modeled with the equation d (v) = 0.045v2, where v is the vehicle's speed in miles per hour.

A 2kg blob of putty moving at 4 m/s slams into a 6kg blob of putty at rest what is the speed of the to stick together blobs immediately after colliding

A stone is thrown vertically upward with a speed of 12m/s from the edge of a cliff 70 m high (a) How much later it reaches the bottom of the cliff? (b) What is its speed just before hitting? And (c) what total distance did it travel? (Ans: 5.