If a 60 kg woman, runs up a flight of stairs having a total rise of 4.0m in a time of 4.2s. What average power did she supply?

Calculate the kinetic energy of a motorcycle of mass 60kg travelling at a velocity of 40km/h

What's the purpose of your nails

After finding that objects of the same mass do not always float or submerge the same way in a tub of liquid, Alexis wrote a new hypothesis to test objects that have the same mass.

Which of the following is a chemical change? wind breaking down a rock into smaller pieces a leaf falling off of a tree during a storm a screwdriver rusting when left in a pail of water a block of ice melting in the sun

Which type of device enables its users to see around corners? laser telescope microscope fiber optics

The buildup of charges on an object is called

Which of the following statements is true? The freezing and boiling temperatures of a substance are the same. The freezing and condensation temperatures of a substance are the same. The freezing and melting temperatures of a substance are the same.

What's bigger 32A or 32B

Two charged objects have a repulsive force of. 080 N. if the charge of both of the objects is doubled, then what is the new force?

A hiker leaves her camp and walks 3.5 km in a direction of 55° south of west to the lake. after a short rest at the lake, she hikes 2.7 km in a direction of 16° east of south to the scenic overlook.