Estimate his average power output
During a workout, football players ran up the stadium stairs in 85 . The stairs are 88 long and inclined at an angle of 27. If a player has a mass of 92 , estimate his average power output on the way up. Ignore friction and air resistance.
Expected delivery within 24 Hours
A 5.70 g bullet moving at 551 m/s strikes a 730 g wooden block at rest on a frictionless surface. The bullet emerges, traveling in the same direction with its speed reduced to 499 m/s. (a) What is the resulting speed of the block? (b) What is the
If a particular car covers the ?rst half of the track at an average speed of 213 km/h, what minimum average speed must it have in the second half of the event in order to qualify?
When a person is performing intense physical exercise and begins to feel fatigue and a stinging or burning in the muscles, it is most likely due to the muscle's accumulation of what?
A boy makes a pinhole camera out of a cardboard box with the dimensions 10.0 cm x 10.0 cm x 16.0 cm. A pinhole is located in one end, and a film 8.0 cm x 8.0 cm is placed in the other end. How far away from a tree 25.0 m high should the boy place
What are the critical leadership positions for a fast food restaurant chain?what competencies are needed for people to succed in these positions?
A wire .250 m long in a .750 A in a region of uniform magnetic field. The wire is subject to force of 2.50 N when held perpendicular to the direction of the field. What is the magnetude of the magnetic field?
Calculate the circular speed of an object that orbits the Sun at a distance of 3 AU (1 AU = 1.5e+11 meters, the distance between the Earth and the Sun).
A thermos contains 125 cm3 of coffee at 85° C. To cool the coffee, you drop two 13-g ice cubes into the thermos. The ice cubes are initially at 0° C and melt completely. What is the final temperature of the coffee? Treat the coffee as if i
1937771
Questions Asked
3,689
Active Tutors
1442023
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Protein is an essential part of our health as it forms building blocks for all of our cells, which then use amino acids to repair muscle, skin, organs, and bone
Review the information about Health Information Exchanges in the Niles (2024) textbook. Match the description to the term as best as you can
According to the Education and Care Services National Regulations, when children attend the service there must also be at least one staff
In Lesson, we discussed how to determine if there is a quality issue to measure and access. Meaning, once you have determined there is a quality problem
You have less than 10 minutes to identify the health and social concerns/needs and interventions you believe should be considered for Lorena
According to our textbook, lack of access to contraception negatively impacts women Why should contraception be a reproductive right?
In early childhood education and care services parents must always be fully informed in advance about anything that is provided for their child