A wooden block has a mass of 20.0 kg and a specific heat of 1700 J/kg °C. Find the change in thermal energy of the block as it warms from 15.0°C to 25.0°C.

A) 165,000 J B) 240,000 J C) 280,000 J D) 340,000 J

if a parachute and a stone is dropped from a certain height at once on the Moon which will reach the surface of moon

What direction do s waves move in

The layer that holds almost all of the water vapor in the atmosphere as well as 3/4 if its mass

What is pitch and how is it measured

These clouds have a fluffy cotton-like appearance but might produce thunderstorms. cumulus stratus silver cirrus

Emily jogs 3 laps at the track to warm up. She jogs at 5 mph. Then she runs 3 more laps at 7 mph. What is true about her average speed and her average velocity?

Which of the following elements are the most reactive? beryllium, calcium, magnesium, barium?

1.) State which definition of power below is correct. A.) the energy transferred per hour. B.) the energy transferred. C.) the energy transferred per second. D.) the force over a distance. 2.

Science and technology are closely related, but not the same. Which of the following is most likely a result of technology, not science?

Ashlee pours some quantity of orange juice in a glass. She accidentally breaks the glass and juice spills all over the floor. Which characteristic of the juice will change? A. mass B. State C. Shape D. Volume