S. I Unit Conversions and Force and Motion Flashcard

Front

Convert 3 meters to centimeters:

Back

300 cm

Front

What is an unbalanced force?

Back

An unbalanced force is a force that causes an object to accelerate, as the forces acting on it are not equal in size and opposite in direction.

Front

Back

1200 seconds

Front

What is the top speed of a base jumper falling from a height?

Back

75.7 m/s (approximately 169.34 miles per hour).

Front

How much time does a base jumper have to pull their parachute from a height of 133 m?

Back

2.99 seconds

Front

What are balanced forces?

Back

Forces of the same size, in opposite directions.

Front

Convert 1 kilometer to meters:

Back

1000 meters

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Front

If a car travels 150 km in 2 hours, what is its speed?

Back

75 km/h.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.