1- If a skater travels 50 miles in one hour, what is the skaters speed? 2- A biker travels 10 miles in two hours, what is his speed?

3- A driver is going 42 miles in a 15 mph school zone and is pulled over by a police officer. The speed the driver was driver is known as what type of speed?

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

The pressure proportional to the area a- inversely b- directly c- increase d-decrease