NC Motion

What is a force

• Friction

• Mass

• A Push or a Pull

• I don't know

Tags

NGSS.3-PS2-1

What are Balanced Forces

• Another force is moving

• I don't know

• Two forces that slow down

• Two forces that are exerting an equal amount of force

Tags

NGSS.3-PS2-1

What is gravity

• The forces of attraction between any 2 things that pulls them towards the center of the earth

• A push of pull

• The distance of an object

• I don't know

Tags

NGSS.5-PS2-1

True of false.... Mass is the amount of STUFF that something is made off

• FALSE

• TRUE

What measurements are needed to calculate the speed of an object?

• grams and force
• force and acceleration
• mass, time. and force
• time and distance

Melissa and Gabe were testing the flight of leaves as they tossed them in the air.  The leaves would go up and then came to a rest on the ground.  What force made the leaves land on the ground?

• gravity
• friction
• air pressure
• mass

Tags

NGSS.MS-PS2-4

Choose the BEST description of the force of motion of the jumping frog.

• unbalanced forces
• balanced forces
• the force of gravity
• the force of friction

Tags

NGSS.MS-PS2-2

Friction can be described as:

• a non-contact force.

• the slowing in motion of an object.

• a contact force.

• a rough surface.

Melissa and Gabe were testing the flight of leaves as they tossed them in the air. The leaves would go up and then came to a rest on the ground. What force made the leaves land on the ground?

• Gravity

• Friction

• Mass

• Air pressure

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

How is motion affected when forces are balanced acting on an object?

• Keep an object moving at the same speed.

• Keep an object at rest or not moving.

• Both options.

• Neither of the options.

Tags

NGSS.3-PS2-1