Distance, Time, Speed, Velocity, Acceleration, Newton

An object is thrown vertically upward with an initial speed of 15 m/s. What is the total time in the air?

• 3 second

• 1.5 seconds

• 5 seconds

• 3.5 seconds

Acceleration is measured in

• m/d³

• g/n

• m/s²

• k/j²

Newton's Second Law is also known as the Law of _______

• Inertia

• Acceleration

• Action - Reaction

• Gravitation

What is the definition of velocity?

• A force that opposes motion

• Uniform circular motion

• The speed of an object in a particular direction

This is a velocity-time graph.  What is the object doing in segment C?

• Positive acceleration

• Negative acceleration

• Constant Velocity

• Not moving

Two forces are acting on an object; a horizontal force of 8.3 Newtons and a vertical force of 5.4 Newtons. The magnitude of the resultant force is about:

• 13.7 Newtons

• 2.9 Newtons

• 9.9 Newtons

• 6.3 Newtons

If a car travels 150 km in 3 hours, what is its average speed?

• 50 km/h

• 45 km/h

• 60 km/h

• 55 km/h

A cyclist increases his speed from 5 m/s to 15 m/s in 5 seconds. What is his acceleration?

• 2 m/s^2

• 1 m/s^2

• 3 m/s^2

• 4 m/s^2

What is the velocity of an object that travels 100 meters north in 20 seconds?

• 5 m/s north

• 4 m/s north

• 6 m/s north

• 3 m/s north

A train travels at a speed of 90 km/h. How long will it take to cover a distance of 270 km?

• 3 hours

• 2 hours

• 4 hours

• 5 hours