How did you know if an electric current is

flowing in a lightbulb?

1.) how is climate different from weather 2.) How are desert plants adapted to their climate Describe the climate and give specific example's?

1. Trial and error is discouraged in science because it wastes time. True False 2. Conduction is the movement of energy from one substance to another by direct contact. True False

a Car with a mass of 2000 kg is moving around a circular curve at a uniform velocity of 25 m/s the curve has a radius of 80 m what is a centripetal force on the car

Why dose the weight of an object change with increasing elevation on earth

An 85 kg dog is sitting on a couch what is the weight of the dog

As a mercury atom absorbs a photon of energy, an electron in the atom changes from energy level d to energy level e. Determine the energy of the absorbed photon in electronvolts.

During an exothermic reaction, the energy given off comes from atoms being consumed mass being burned into energy the breaking and forming of bonds mass being created

Can electrostatic attract both pull and pull?

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball