Three major branches of natural science

A car with s mass of 2000 kilograms is moving around a circular curve at a uniform velocity of 25 meters per second. The curve has a radius of 80 metered. What is the centripetal force on the car

The force applied to the car by one washer is

Read the scenario below and answer the question that follows. Jane is a psychologist. She submits a study on sleep to a prestigious journal, and the journal publishes the study.

In an ice hockey game a player with red T-shirt hits another player with green T-shirt. After the collision the green T-shirt player who was initially at rest moves with 2 m/s velocity.

Which type of energy is the greatest at the bottom of a roller coaster hill? A) Potential Energy B) Thermal Energy Eliminate C) Sounds Energy D) Kinetic Energy

How would you find the speed of a ball thrown in to the air - it takes 6 seconds to get tho the top. The height is not given.

If your vision somehow began to increase so that you could see higher and higher frequencies beyond visible light, what type of wave would you be able to perceive first?

Show that the units N/kg can be written using only units of meters (m) and second (s). Is this a unit of mass, acceleration or force.

How do the sun energy flow through the earth system

Which are precautions to take when working with heat and fire?