Force and Motion Review

Front

What is the net force acting on the object if two forces of 30 N Right and 10 N Left are applied?

Back

20 N Right

Front

If a lizard can run 8m across the water in 4 seconds, how fast is he travelling?

Back

2 m/s

Front

What unit do we measure force in?

Back

Newtons

Front

______________________ is any push or pull on an object.

Back

Force

Front

If I kick a soccer ball across the field, what vocabulary word tells me why the ball would slow down in the grass?

Back

Friction

Front

What is the formula for calculating acceleration?

Back

Acceleration = (Final Velocity - Initial Velocity) / Time

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.

Front

What is the relationship between mass and weight?

Back

Weight = Mass x Gravity (W = m x g)

Front

What is the effect of gravity on falling objects?

Back

All objects fall at the same rate regardless of their mass, assuming no air resistance.

Front

What is the difference between speed and velocity?

Back

Speed is scalar (magnitude only), while velocity is vector (magnitude and direction).