Why is a convex lens useful for starting fires

What type of wave requires a medium to transfer energy? Radio Mechanical Electromagnetic Light

According to the theory of plate tectonics, what drives plate motion? A) Convention currents B) Magnetic reversals C) Volcanic eruptions D) Mid - ocean ridges

1. in a series circuit, as light bulbs are added, the voltage at the battery increases/decreasees/remains the same 2. in a series circuit, as light builbs are added, the current at the battery increases/decreases, remains the same.

what are some uses of the electromagnetic

What is a net force?

A spring tide can occur at what day and month?

For a given launch velocity, at which launch angle does the projectile undergo the maximum horizontal displacement

Electric force is blank proportional to the amount of charge and blank proportional to the square of the distance between the charges

What happens in the gray zone between solid and liquid?

Which statement describes Newton's law of universal gravitation? Mass has hittle effect on gravity between objects. Gravity pushes objects away from Earth's center, Gravity does not act between Earth and the moon.