Summative Test in Force, Motion, and Energy

What is its velocity at the highest point?

• 0 m/s

• 0 m/s²

• 9.8 m/s²

• - 9.8 m/s²

What is its velocity when it returned to the elevation from where it was thrown?

• 0 m/s

• 0 m/s²

• -10 m/s²

• -10 m/s

What is its acceleration at the highest point?

• -10 m/s

• - 9.8 m/s²

• 9.8 m/s²

• -10 m/s²

If a freely falling ball is somehow equipped with a speedometer, by how much would its speed reading increase for every second?

• 0 m/s

• 9.8 m/s

• 10 m/s

• 20 m/s

When the ball having a projectile motion is rising up, it ________.

• decelerates

• accelerates

• rise up with the constant acceleration

• acceleration becomes zero

The motion of an object with constant acceleration is also known as ________.

• motion

• uniform motion

• constant motion

• uniform accelerated motion

A ball is thrown vertically upward. What is its instantaneous speed at its maximum height?

• 5 m/s

• 0 m/s

• 9.8 m/s

• -9.8 m/s²

Horizontal component of a bouncing ball is ________.

• affected by gravity

• unaffected by gravity

• affected by weight

• affected by contact force

A sepak takraw that is kicked from a height of two meters follows a path that is____________.

• circular

• linear

• hyperbolic

• parabolic

A Batang Pinoy athlete from your school throws a javelin, always at the same speed, at four different angles (30°, 40°, 60°, and 80°) above the horizontal. Which two throws cause the javelin to land the same distance away?

• 30° and 80°

• 40° and 80°

• 30° and 60°

• 40° and 60°