Two laptop computers each have a mass of 2 kg. If they are 0.5 m apart on a desk, what is the gravitational force between them? G = 6.67 * 10-11 N⋅ (m/kg) 2

A process by which softer, less weather-resistant rocks wear away and leave harder, more weather-resistant rocks behind is called a. differential weathering. c. chemical weathering. b. mechanical weathering. d. ice wedging

How much kinetic energy is in a 0.145kg baseball thrown at 35.8 m/s?

What is the energy a wave carries measured by?

Find the displacement current through a parallel-plate capacitor. Assume that V is the voltage across the capacitor at any instant. Express your answer in terms of the variables C and dV/dt.

Thermal energy from the Sun travels to Earth as what kind of waves?

You measure a watch's hour and minute hands to be 7.4 mm and 12.1 mm long, respectively. Part A In one day, by how much does the distance traveled by the tip of the minute hand exceed the distance traveled by the tip of the hour hand?

Describe the possible long term impact of a catastrophic event

Calculate the mass defect of the helium nucleus 42He. The mass of neutral 42He is given by MHe=4.002603u.

A transparent film laminated to a fabric is identified in the study material as a. stretch fabric. b. PVC. c. a skin. d. two-faced fabric

Technician A says that all friction and steel plates in a clutch pack should be replaced during and overhaul. Technician B says that the automatic transmission fluid cooler should always be flushed when a unit is rebuilt or replaced.