Which statement about thermal energy (or heat energy) is most accurate?

Answers ...

*It means how hot something is.

*It is the same thing as temperature.

*It increases with the motion of particles within a substance.

Sarah's mom takes a parkway to work. It takes her 30 minutes to travel from mile marker 88 where she enters to her exit at mile marker marker 121. What is her average speed?

In the absence of friction, gravity, and all other external forces, what kind of speed will an object display if it travels from the bottom to the top of an inclined plane? A. constant speed B. increasing speed C. decreasing speed D.

A rectangular wooden block measures 10.0 cm * 4.00 cm * 2.00 cm. When the block is placed in water, it floats horizontally, with its bottom face 1.65 cm below the surface. What is the density of the wood?

How Is radar used to determine the speed of a car

Current that moves in one direction from negative to positive. May be created by a battery. Is generally NOT found in U. S. Electrical outlets. Which type of current is described by these statements? A) AC B) AC/DC C) DC D) Nuclear

Describe the possible long term impact of a catastrophic event

Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A. conduction B. radiation C. convection Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A.

What is the resistance of a 1500 w (120 v) hair dryer? b. what is the current in the hair dryer when it is used?

What two things change when an object is in motion

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]