Forces

What is the force that causes objects to fall to Earth?

• Air resistance
• Gravity
• Water resistance
• Pressure

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is the name of the units that we measure force in?

• Einsteins 
• Newtons
• Kg
• Metres

In which direction does gravity act?

• Downwards

• Upwards

• In all directions

• Towards the center of the Earth

What force does a parachute use to slow things down before hitting the ground?

• Friction
• Air resistance
• Water resistance
• Wind

What type of force is air resistance?

• Contact
• Non-contact

Which of these uses friction?

• A parachute
• A ball falling through the sky
• Brakes on a bike
• A wind turbine

What is a Force?

• The distance
• Mass
• A push or pull

An _______ force must act on an object for it to CHANGE it's motion

• balanced
• unbalanced
• gravitational
• electrical

Tags

NGSS.MS-PS2-2

If the net force is equal to zero, the forces acting on the object are

• balanced

• unbalanced

Tags

NGSS.MS-PS2-2

Balanced forces do not change the objects speed or 

• direction
• distance 
• time
• mass

Tags

NGSS.MS-PS2-2