It took 50 joules to push a chair 5 meters across the floor. with what force was the chair pushed

F a thermometer is calibrated to the nearest degree, to what part of a degree can you estimate the temperature it measures?

The highest level of classification in taxonomy is? Kingdom Class Genus Domain

A driver sets his cars cruise control on a flat highway, causing the car to travel at a constant velocity. Which is true in this situation?

How do locations of earthquakes support the theory of plate tectonics

if two objects at a different temperatures are in contact with each other, what happens to their temperatures

When lava cools, what type of Rock forms?

A uniformly charged conducting sphere of 1.1 m diameter has a surface charge density of 6.2 µC/m2. (a) Find the net charge on the sphere. (b) What is the total electric flux leaving the surface of the sphere?

A blow-dryer and a vacuum cleaner each operate with a voltage of 120 V. The current rating of the blow-dryer is 12 A, while that of the vacuum cleaner is 5.7 A. Determine the power consumed by (a) the blow-dryer and (b) the vacuum cleaner.

4. A 40 kg child and a 30 kg child want to balance themselves on a 4 meter, 50 kilogramn see-saw. Where should the fulcrum be placed?

A 2-kg object is dropped from a height of 1000 m. What is the force of air resistance on the object when it reaches terminal velocity