Math 8: Topic 3 Review

Front

What does the slope of the equation y=0.5x+10 represent?

Back

The per-mile fee for the moving truck.

Front

What does the y-intercept represent in the equation for the cost of a pizza?

Back

It cost $15 for a large pizza with no toppings.

Front

What does a flat section on a distance-time graph indicate?

Back

The person is stationary.

Front

What does a decreasing distance from the starting point indicate on a graph?

Back

The person is moving back towards the starting point.

Front

What does a steep slope on a distance-time graph indicate?

Back

The person is moving quickly.

Front

What is the equation for the total cost of renting a truck if the daily fee is $10 and the per-mile fee is $0.5?

Back

y = 0.5x + 10.

Front

If Timmy's distance from school is constant, what can we infer about his speed?

Back

He is not moving.

Front

What does it mean if the graph shows a section where the distance is increasing at a steady rate?

Back

The person is moving away from the starting position at a constant speed.

Front

In the context of a graph, what does 'accelerating' mean?

Back

The distance is increasing at an increasing rate.

Front

What does it mean if a graph shows a section where the distance is decreasing?

Back

The person is moving back towards the starting point.