Which statement describes an atomic nucleus? An atomic nucleus is negatively charged. An atomic nucleus has no electrical charge. An atomic nucleus consists of mostly empty space. An atomic nucleus contains most of the atom's mass.

A car of mass 1500kg is towing a trailer if mass 1100kg alonf a level road. The acceleration of the car is 1.30m/s. Ignoring friction and air resistance, what is the driving force on the car? A 1430 N B 1950 N C 2000 N D 3380 N

The method of heat transfer by which the sun warms the earth is

What is Introducing to Momentum

Before the drawbridge starts to open, it is perfectly level with the ground. the dancer is standing still on one leg. what is the x component of the friction force, f⃗ f?

Which discovery gave scientists the first evidence for the theory for the theory of plate tectonics

The pressure inside a champagne bottle can be quite high and can launch a cork explosively. Suppose you open a bottle at sea level. The absolute pressure inside a champagne bottle is 6 times atmospheric pressure; the cork has a mass of 7.

Using a cathode ray tube, Thomson confirmed that atoms must have an overall positive charge. atoms are made of particles that have a negative charge. electrons in atoms must have varying amounts of energy. electrons are only found in the nucleus.

A ball is rolled along the inside of a partial hoop lying flat on a table. which path will the ball follow when it gets to the end of the hoop?

What pattern of material movement found in the Earth system tracks how an element moves from living to nonliving parts? a. rock cycle b. calcium cycle c. carbon cycle d. none of the above

Why is the monolith el capitan in yosemite national park more resistant to erosion than other igneous plutons in the park?