Unit 2 Energy practice test

Front

What is the total distance if Jerry walked from home to school (2 km) and then from school to park (6 km)?

Back

8 km

Front

What is the term for the speed of an object in a specific direction?

Back

Velocity

Front

At which point is kinetic energy greatest? (W, X, Y, Z)

Back

X

Front

What is the first step in the design process where you sketch and draw your idea?

Back

Plan

Front

What do we call limitations like 'time, cost and/or materials' within a challenge?

Back

Constraints

Front

What is the difference between speed and velocity?

Back

Speed is the rate of motion, while velocity includes direction.

Front

What is kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is potential energy?

Back

The energy stored in an object due to its position or state.

Front

How do you calculate the total distance traveled?

Back

Add all individual distances together.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv² (where m is mass and v is velocity).