Pre-Test in Physics

If electrical conductivity increases with the increase of temperature of a substance, then it is a

• Insulator

• Conductor

• Semiconductor

• All of the above

Which of the following is unit of force ?

• Newton

• Joule

• Dyne

• Ampere

Product of Force and Velocity is called as

• Work

• Power

• Energy

• Momentum

With the increase of pressure, the boiling point of any substance

• Increases

• Remains same

• Decreases

• Becomes zero

Which law is also called the law of inertia ?

• Newton's Second Law

• Newton's first law

• Newton's Third Law

• All of the above

Energy possessed by a body in motion is called :

• Kinetic Energy

• Potential Energy

• Both

• None

Unbalanced forces ALWAYS result in which of the following?

• acceleration

• constant speed & direction

• constant velocity

• inertia

Which of the following is NOT an example of unbalanced forces?

• a turning car

• a car traveling 60 mph constantly

• a car breaking to a stop

• a car accelerating down a hill

Which of the following would naturally result in acceleration? *multiple answers*

• going uphill or downhill

• a change in surface friction

• a turn

• a flat stretch of unchanging road

Which law? A gingerbread man kicks a football through some goal posts with their foot and their toes are left stinging...and possibly detached...

• Newton's 1st Law

• Newton's 3rd Law

• Newton's 2nd Law

• All of the above