What happens when an object is dropped?

A.

force and mass increase every four seconds

B.

decelerates as it gets closer to the ground

C.

accelerates due to the force of gravity

D.

change in velocity depends on mass

Is chalk a colloid, suspension, element, compound, or a mixture

Describe how energy from the sun interact with substances

Which of the following only allows one path for the current to flow through? A. Parallel B. series

A rocket burns fuel at a rate of 264 kg/s and exhausts the gas at a relative speed of 8 km/s. Find the thrust of the rocket. Answer in units of MN.

Sound waves are produced by the horn of a truck that is approaching a stationary observer. Compared to the sound waves detected by the driver of the truck, the sound waves detected by the observer have a greater (1) wavelength (3) period (2)

What happens to particles when a substance gains energy and changes state?

The density of mercury is 13,600 kg/m³. Determine the mass of 10.0 cm³ of mercury.

A force of 250 N is applied to an object that accelerates at a rate of 10m/sec2. What is the mass of the object?

The grounded conductor and the grounding conductor are one and the same conductor and perform the same function.

Summarize Newton's First Law