Choose one alternative source of energy. Name it and give one advantage and disadvantage.

How can you find the net force if two forces act in opposite direction?

A spring is stretched from equilibrium to 0.90 m, and the work done on the spring equals 18 J. What is the value of the spring constant?

You are riding in a bumper car. You and your bumper car have a combined mass of 370 kg and are moving at a rate of 2 m/s when you crash into a stalled bumper car that holds your mom and dad and has a combined mass of 470 kg.

Which is an example of speed? Cindy biked westward at 30 km/h. A rock is to the left of a flowerpot. A dog runs an average of 8 mph. Leo lives 2 miles north of Andre.

What is the name of the german scientist that proposed the theory of continental drift

The conservation of energy covers all types of energy. This lesson has only provided a handful of examples of it. To be more convinced that it works in another context, devise an experiment to evaluate the conservation of energy.

Which technology category would NOT likely be the subject of a standard published by the International Electrotechnical Commission (IEC) ? A. Semiconductors B. Solar energy C. Encryption D. Consumer appliances

In the kitchen of your house you would like to run a 240 W blender, a 30 W phone charger, a 720 W toaster oven, and two 120 W lights. Assuming your house is wired for 120 Volts, how much current will be pulled by these electrical devices?

The specific heat of solid Substance A is 0.1 kJ/kg K. The specific heat of solid Substance B is 1.0 kJ/kg K. Which substance will require a higher number of joules to heat from 10°C to 20°C?

What is the difference between unicellular and multicellular organisms?