The atoms of which elements are least likely to form chemical bonds? Check all that apply.

hosphorus (P)

helium (He)

sodium (Na)

carbon (C)

oxygen (O)

neon (Ne)

argon (Ar)

Is the dimensions of third equation of motion are correct?

A fireman is sliding down a fire pole. as he speeds up, he tightens his grip on the pole, thus increasing the vertical frictional force that the pole exerts on the fireman. when the force on his hands equals his weight, what happens to the fireman?

A particle is being accelerated through space by a 10 N force. Suddenly the particle encounters a second of 10 N force in the opposite direction. The particle with both forces acting?

A skier starts from rest and uniformly accelerates at 2 m/s2 down a slope. How far has the skier traveled at the end of 20 seconds?

What impact can a very large volcanic eruption have on earths climate

Ben franklin showed that 1 teaspoon of oil would cover about 0.50 acre of still water. if you know that 1.0 x 104m2 = 2.47 acres, and that there are 5.0 cm3 in a teaspoon, what is the thickness (in cm) of a later of oil?

Which of the following are indicators of chemical changes (choose all that apply): 1. A solid is formed 2. Heat is released or absorbed 3. A gas is released 4. Light or Sound is Produced 5. State of Matter changes 6. A color change takes place 7.

How long do your guests have to wait until the steaks are ready?

Newton discovered that gravity behaves differently in space than it does on Earth. true or false?

A block of wood loses 160 j of gravitational potential energy as it slides down a ramp. if it has 90 J of kinetic energy at the bottom of the ramp we can conclude that