Q: Answer the question

The mathematical model for calculating speed is shown below. Speed = distance/time. An airplane traveled 700 kilometers in two hours during a trip. What was the average speed of the plane during the trip?

A: 350 kilometers per hour

Q: Answer the question

Human muscle cells need nutrients and oxygen during exercise. The human body is able to meet the needs of the muscle cells during exercise by increasing

A: circulation.

Q: Answer the question

Which tool is used to measure the volume of a liquid?

A:
graduated cylinder