Elements arranged in vertical columns in the periodic table are called

Which weather condition commonly occurs along a cold front? (1) clear skies (2) precipitation (3) warm temperatures, or (4) dry air?

The Earth rotates toward the east. True False

What is the difference between condensation and precipitation

Why do rivers usually have water in them, even during a drought?

If mass = 30kg, gravity = 10 N/kg and height is 2m of a car. Calculate the gravitational potential energy.

Astronauts in orbit are not truly weightless.

Which of the following statements is true regarding the nature of light? Straight line motion is a particle property of light. Straight line motion is a wave property of light. Straight line motion is not a property of light.

A particle that is composed of two up quarks and one down quark is a (1) meson (3) proton (2) neutron (4) positron

Car headlights have both low beams and high beams. The high beams may be necessary when it is very dark outside. If the power for the high beam is 60.0 watts and the current is 5.0 amps, how much voltage is required?

Tsunami waves are almost the same as ripples caused by throwing a rock into a pond. what is the major difference between the two?