Midterm Review

Distance and direction of an object's change in position from a starting point

• displacement
• distance
• motion
• reference point

Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home.  What is Bill's distance?

• 0 meters
• 400 meters
• 800 meters
• 1600 meters

Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home.  What is Bill's displacement?

• 0 meters
• 400 meters
• 800 meters
• 1600 meters

A person walks 50 meters directly north, stops, and then travels 32 meters directly south.  What is their displacement?

• 82 meters
• 18 meters
• 28 meters

1 kilogram equals how many grams?

• 10 grams

• 100 grams

• 1000 grams

• 1 gram

1 meter equals how many centimeters?

• 10 cm

• 100 cm

• 1000 cm

• 100 mm

55 kilograms equals

• 550,000 grams

• 5,500 grams

• 55,000 grams

• 5,500 milligrams

Convert: -45.9 C to K:

• 227.1 K

• 400 K

• 0 K

• 373 K

The average daytime temperature on Venus is 453^oC.  What is the temperature in degrees Kelvin?

• 453K

• 726K

• 180K

• 0K

Select the temperature in °C

• 40°C

• 100°C

• 96°C

• 36°C