A car moved 50 km to the North. What is its displacement?

How long does it take to change a flat plain into mountains?

What is force accelerating a coaster heading down hill

65. A length of wire is bent into a closed loop and a magnet is plunged into it, inducing a voltage and, consequently, a current in the wire.

A police car is parked by the side of a highway and its siren emits a sound measuring 750 Hz. As you approach the police car from a distance, you hear a change in the sound. The change is in the sound's

Why does icing sugar dissolve more rapidly than granular sugar?

A claw hammer is used to pull a nail from a piece of wood. Where should you place your hand on the handle and where should the nail be located in the claw to make the effort force as small as possible?

Two tuning forks, 254 Hz. and 260. Hz, are stuck simultaneously. how many beats will be heard?

What is a positive impact of artificial fertilizers

The coloring of the blue morpho butterfly is protective. As the butterfly flaps its wings, the angle at which light strikes the wings changes. This causes the butterfly's color to change and makes it difficult for a predator to follow.

What lunar phase would be observed from the earth, if the moon were at a 90° angle with the earth and sun?