G1 STEM Q4 Lesson Recap/Exam Reviewer 2023

If the axles of the car are crooked or the wheels are off-center, what will happen?

• the car may get stuck and not move
• the car will move backwards
• the car will move nothing will happen

It makes all things fall into the ground.

• wind
• water
• gravity

Which STEM process that means identifying what is the problem to be solved?

• Ask
• Imagine
• Test

Air resistance makes moving object slows down. It is also called as _______________.

• drag

• brag

• bug

The parts of the car are _______, ________ and __________.

• wheels
• body
• axle
• gasoline

A frictional force that air pushes against a moving object.

• water resistance

• air resistance

• gravity

Which parachute will reach the ground faster, Parachute 1 or Parachute 2?

• Parachute 1
• Parachute 2
• Both Parachutes
• None of the above

People who design, build, and test vehicles like airplanes, helicopters, balloons, rockets, missiles, satellites, and spacecraft are called?

• Aerospace engineers

• Physicist

• Chemist

• None of the above

They develop new or improved designs for vehicle engines, transmissions, or other vehicle systems. What STEM job or career is it?

• Physicist
• Automotive engineers
• Chemist
• None of the above

When you turn on the fan, the moving air pushes on the car's sail. This causes the car to move forward.

• True
• False