Unit 1 Lesson 1: Forces and Motion

1) How can you determine the speed of a moving train?

• Divide the distance traveled by the time spent moving.

• Divide the time spent moving by the direction traveled.

• Multiply the distance traveled by the time spent moving.

• Multiply the kinetic energy by the distance traveled.

Tags

NGSS.MS-PS3-1

2) Fill in the blanks using the available answer choices. Options: balanced, unbalanced

An object that is sitting still has___________________ forces acting on it.

3) A boy pushes on a box and moves it across the room. This is an example of_______.

• balanced forces

• unbalanced forces

• potential energy

• chemical energy

Tags

NGSS.MS-PS2-2

4) Fill in the blanks using the available answer choices. Options: inertia, gravity

Objects in motion tend to stay in motion because of the property of____________ .

5) Dana is the pitcher for her community baseball team. What force causes the baseball to change direction when it is hit by the bat?

• The catcher’s force on the ball with his mitt.

• The batter’s force on the ball as he misses.

• The pitcher’s force on the ball as he throws.

• The batter’s force on the ball with the bat.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

6) The distance traveled in an amount of time is called _____________.

7) Fill in the blanks using the available answer choices. Options: Acceleration, Velocity

______________ describes when a moving object speeds up.

8) If you drop a rock in a lake, the rock will slow down because the water exerts ____.

• gravity

• less resistance

• drag forces

• velocity

Tags

NGSS.MS-PS2-2

What causes heat when rubbing your hands together?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Everything in the universe, including yourself is in ____________.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS3-1