The billiard ball model was the working model of the atom until thomson discovered the

a. nucleus.

b. proton.

c. neutron.

d. electron.

Which option accurately describes an unbalanced force? Each cement block supports a 2-N force, but when the foundation is built in a staggered pattern, it can support 2,000 N.

The star Betelgeuse is about 600 light-years away. If it explodes tonight, A. we'll know because debris from the explosion will rain down on us from space. B. we'll know it immediately because it will be brighter than the full Moon in the sky. C.

A driver of a car enters a new 110 km/h speed zone on the highway. the driver immediately begins to accelerate and reaches 110 km/h after driving 500 m. if the original speed was 80 km/h, what was the driver's acceleration?

What happens when sodium undergoes a chemical reaction with chlorine?

A particle P is projected from the origin O so that it moves along the x-axis. At time t after projection, the velocity of the particle v is given by v = 3t^2 - 24t + 45.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.