The free body diagram below represents Silly Sally hanging from a trapeze bar. Sally weighs

1,000 Newtons. What is the force in each of the chains holding the

trapeze bar?

A) 1,000 N

B) 9,800 N

C) 500 N

D) 10.41 N

Super glue how long does it last in the bottle

Which changes of state occur between solids and gases

Two identical bullets are fired horizontally with the identical velocities. One bullet is fired from a "rifled" barrel which makes the bullet spin along the axis of travel. The other bullet is fired from a smooth-bore barrel which imparts no spin.

A stationary neutron star is also called a pulsar? True False

Which material is a good conductor of thermal energy

Which part of your ear sends the message to your brain that you've heard a sound? A. The outermost part of your ear B. Vibrating eardrum C. The hammer, anvil, and stirrup located in your middle ear D. The hairlike structures in the cochlea

Consider the example data provided to complete the sentences. After colliding, G1 + G2 travels in a (n) direction as G1 travels before the collision, but at about the magnitude in velocity.

Which type of change results in a new substance being produced? 1) chemical 2) mass 3) physical 4) change of state

At the negative terminal of the battery the electron has electric potential energy. What happens to this energy as the electron jumps from the negative to the positive terminal?

A projectile is shot horizontally (x direction) from the edge of a vertical cliff 100 m above level ground. Its initial speed is 75 m/s. Neglecting air resistance.