Physics Trivia

These

100

For a given object on a given surface, this is the greater coefficient of friction, out of static or kinetic.

What is the coefficient of static friction?

200

This is the direction that centripetal acceleration goes in, relative to its circular path of motion.

What is inwards, toward the center of the circle?

300

This describes a quantity that has both direction and magnitude.

What is a vector quantity?

400

This is what a force acting on an object (not in equilibrium) causes it to do.

What is accelerate?

500

This is the speed of light in a vacuum, in meters per second.

What is 300,000,000 meters per second? (300,000 km/s)

Questions

100

This is a property of all objects with mass that are in motion.

What is momentum?

200

The weight of an object depends both on the mass of the object and the ____________.

What is gravitational acceleration?

300

This is the SI unit for energy.

What is the Joule?

400

This is defined as the change in an objects momentum.

What is Impulse?

500

What is the equation for the centripetal acceleration

What is v^2/r?

Are

100

The force of _______ has to do with the attractive force between the molecules of two surfaces as the move past one another?

What is friction?

200

The work energy theorem states that the net work done on a system is equal to the ___________

What is the change in kinetic energy?

300

Which of newton's three laws states that for every action there is an equal and opposite reaction?

What is Newton's 3rd Law?

400

If a block with initial velocity of 10 m/s is brought to a stop by a frictional force with coefficient of friction of .5 what is the stopping distance of said block? (Use 10m/s/s for g)

What is 10m?

500

A ball comes in towards a bat with initial velocity of 12 m/s and is hit back with a final velocity of 20 m/s. If the ball has a mass of .5kg what is the impulse of this system?

What is 16 kg m/s?

All

100

___________states that energy can neither be created nor destroyed but it can be transformed.

What is Energy Conservation?

200

This is described by the equation ___ = F*d*cos(theta).

What is work?

300

This is described by the equation ______ = 1/2 m*v^2.

What is kinetic energy?

400

What is the equation for Elastic Potential Energy?

What is 1/2*k*x^2?

500

Momentum is conserved in an __________ system.

What is Isolated?

Random!

100

If a 100N force acts on a 5kg object. What is the objects acceleration?

What is 20 m/s/s?

200

The second derivative of position is known as _______.

What is acceleration?

300

This is the amount of time it would take for a ball to reach the batter if the pitcher throws a fastball at 21 m/s and the batter is 18 m from the pitcher.

What is 0.86 second?

400

A car moving at a speed of 8.0 m/s enters a highway and accelerates at a rate of 3.0 m/s^2. How fast will the car be moving after it has accelerated for 56 m?

What is 20. m/s? (use vf^2 = vi^2 + 2ad)

500

The Doppler effect explains why an observer in front of an approaching, moving sound source, perceives a ______(higher/lower) frequency of sound than a person standing behind the moving sound source.

What is higher frequency?