What is the meaning of S, T, E and M in STEM?

STEM process that refers to defining the problem

• Ask
• Imagine
• Improve
• Plan

Part of the car that is attached to the body and allows the wheel to spin.

In our STEM challenge activity: Balloon Powered car, what made the car move?

Answer explanation

air released by the balloon

As illustrated in our STEM challenge activity, the energy inside the balloon is converted to what type of energy?

• potential energy to kinetic energy
• kinetic energy to potential energy
• none of the above
• all of the above

Newton’s _______________ law of motion, which states "for every action, there is anequal and opposite reaction.

What can we do to make it better?

• improve
• ask
• imagine
• plan
• create

Energy that is waiting to do something is also known as_______________.

• Potential
• Kinetic
• Push
• none of the above

This statement: - "To design, build and test your own balloon-powered car that will travel as far and fast as possible" refers to what STEM step or process?

In our STEM challenge activity: Balloon Powered Car, testing of car with increasing number of coins as its load provides an observation of:

• more coins makes the time to go to the finish line faster
• more coins makes the time to go to the finish line slower
• no effect at all
• none of the above