If a spring stores 5 J of energy when it's compressed by 0.5 m, what is the

spring constant of the spring?

O

A. 800 N/m

O

B. 80 N/m

O

c. 40 N/m

O

D. 400 N/m

The core muscles stabilize and protect the spine.

Metals combine easily with nonmetals. true or false

In an attempt to reduce the extraordinary long travel times for voyaging to distant stars, some people have suggested traveling close to the speed of light.

The phase of matter which is exposed to normal atmospheric pressure is solely dependent upon temperature? true or false

Calculate the resultant of the pair of velocities 100 km/h north and 75 km/h south. Calculate the resultant if both of the velocities are directed north.

Beth made the chart shown. A 2-column table with 1 row. The first column labeled X has entries Wall clock, T V remote control, Portable music player. The second column labeled Y has entries Refrigerator, Table lamp, Hair dryer.

Which sentence states Newton's third law? If two objects collide, each object exerts a force in the same direction as the other. If two objects collide, each object exerts a force equal to and in the opposite direction of the other.

Why did the chicken cross the road.

A 98.1 kg horizontal circular platform rotates freely with no friction about its center at an initial angular velocity of 1.69 rad/s. A monkey drops a 9.29 kg bunch of bananas vertically onto the platform.

7. A type of non-renewable energy would be: O wind O petroleum O water solar