Plsss i am done with them The body with mass 3kg is hung on an elastic thread with elasticity coefficient 1000N / m. Find the deformation force acting on the thread as well as the deformation of the thread under the action of this force.​

The man fires an 80 g arrow so that it is moving at 80 m/s when it hits and embeds in a 8.0 kg block resting on ice. how far will the block slide on the ice before stopping? a 7.1 n friction force opposes its motion.

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

More solar radiation is absorbed by earth’s surface than by