BCA: 3rd Grade: Science: Force and Interactions

What is force?

• Force is a form of energy
• Force is when an object is pushed pulled or changes directions

• Force is a type of matter
• Force is a color

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

A person will exert or use ______ when moving an object.

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NGSS.MS-PS3-5

Forces occur in pairs and can be either _____ or ______?

• balanced or unbalanced
• opposite or similar
• static or dynamic
• equal or unequal

Tags

NGSS.MS-PS2-1

When two forces are acting on an object are NOT EQUAL in size and force, we say that they are ______?

• equalized forces

• harmonized forces

• symmetrical forces

• unbalanced forces

Tags

NGSS.MS-PS2-2

Select this image(s) that represents an unbalanced force. (Look at all carefully)

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Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

_______ are two forces acting in opposite directions on an object, and are EQUAL in size and force.

• Balanced forces
• Equal forces
• Opposing forces
• Unbalanced forces

Tags

NGSS.MS-PS2-2

Select the image(s) that represents balanced forces.

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______ is a force that works against the movement of two objects.

• Inertia
• Acceleration
• Friction
• Gravity

Friction is a force that works against the movement of two objects. Friction can cause ​ (a)   , which will slow down an object.

• resistance
• acceleration
• velocity
• momentum

Tags

NGSS.MS-PS2-2

The greater the force placed on an object the greater the change in ______?

• height

• deceleration

• mass
• motion

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2