Conversion of Units

John rode 2 kilometers on his bike. His sister Sally rode 3000 meters on her bike. Who rode the farthest?

• Sally

• John

What is the distance between them? (answer in mile and feet)?

• 2 miles and 5034 ft.

• 1. 2 mile and 4320 ft.

• 0.621371 mile and 3280.84 ft

• 3 miles and 2034 ft.

Reyma is measuring two line segments. The first line segment is 30 cm long. The second line segment is 50 inches long. How long are the two line segments together?

• 5.18 ft

• 5.28 ft

• 5.15 ft.

• 5.19 ft

Mary buys a reel of thread for sewing. There are 10 m of thread on the reel. She uses 210 cm. How much is left on the reel in inches?

• 312 inches

• 313 inches

• 315 inches

• 311 inches

Sebastian studies from 3:15 - 4:45. His sister, Sasha studies from 4:30 - 6:15. Who studied longer and by how much?

• Sasha by 15 minutes

• Sebastian by 15 minutes

• Sasha by 30 minutes

• Sebastian by 30 minutes

The longest side of a right triangle.

• Adjacent

• Opposite

• Hypotenuse

What formula is to be used when dealing with right triangles of vectors?

• Addition of vectors

• Subtraction of vectors

• Phytagorean theorem

• Parallelogram Method

One way of controlling the uncertainty of measured values.

• Scientific Notation

• Significant Figures

• Vectors

• Scalars

Refers to how close a measurement is to the true or accepted value.

• Precision

• Accuracy

Refers to how close measurements of the same item are to each other.

• Precision

• Accuracy