The effort is always less than the load for a second-class lever.

true or false

How many neutrons does element X have if it's atomic number is 23 and its mass number is 70

Special features allow newspapers and news stations to target more specific audiences than headline news alone. a. True b. False

How could the speed of a car be determined?

Which of the following is the correct definition of nuclear energy? A. energy an object has because of its motion or position B. energy stored in chemical bonds of molecules C.

What are two parts that make up a vector

The transverse wave shown has a wavelength of 1.5 m and is traveling in the x-direction. How long does it take the wave to travel 6.0 m in the x-direction? 0.13 seconds 0.67 seconds 2.0 seconds 8.0 seconds

Why can scientists ignore the gravitational force when studying the physics of an atom?

Gravity is not considered matter True or false

The effort is always less than the load for a second-class lever. true or false

A student is preparing to bake a cake at home and places several ingredients on the countertop to use. First he preheats the oven to 175C, then mixes all of the ingredients together. He pours all of the cake batter into 2 pans and bakes for 1 hour.