A boy of mass 60 kg runs up a staircase of 50 steps in 10s. If height of each steps is 12 cm, find the power

Match each type of wave made during an earthquake to its wave form. 1. primary wave 2. secondary wave 3. surface wave circular wave transverse wave longitudinal wave

A set of water waves travels at 10.0 m/s and has a frequency of 2.5 Hz what is the wavelength of the waves

Coal burns in a furnace, producing light and heat. This reaction is

A sample of water in equilibrium with its vapor in a closed 0.6-L container has a vapor pressure of 23.8 torr at 25°C. The container's volume is increased to 2 L at constant temperature and the liquid/vapor equilibrium is reestablished.

When the temperature of the air is 25 degress C, the velocity of a sound wave traveling through the air is approximately

One liter of water at 56◦C is used to make iced tea. How much ice at 0 ◦C must be added to lower the temperature of the tea to 20 ◦C? The specific heat of water is 1 cal/g · ◦ C and latent heat of ice is 79.7 cal/g. Answer in units of g.

What. Is the acceleration of a racing car if it's speed is decreased uniformly from 66 m/sec to 44 m/sec over an 11 sec period

Write extensively on expansion of liquid and water. I will mark brainliest answer

A 100 kg train traveling at 20 m/s crashes into a stationary 400 kg car. After the collision the car and the train are stuck together. What is their velocity.

How your weight would change with time if you were on a space ship traveling away from, earth toward the moon