Leap Practice Science

When Izzy and Zoe pull on the rope with the same amount of force, the forces are _____.

• increased

• unbalanced

• balanced

• decreased

Tags

NGSS.3-PS2-1

Why did Izzy fall when playing tug of war?

• he tripped

• unbalanced forces

• balanced forces

• he was pushed

Tags

NGSS.MS-PS2-2

A balanced force causes an object to...

• Stay in place

• Accelerate in speed

• Decelerate in speed

• Move in a constant speed

Tags

NGSS.MS-PS2-2

Magnetism is a type of ____________

• force

• book

• plant

• animal

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

When two magnets attract, they ______________

• push apart

• change color

• get colder

• pull together

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

When two magnets repel, they ________________

• change color

• pull together

• push apart

• get colder

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Explain why the magnets are 'floating' above each other.

• The magnets are attracting each other as their unlike poles are facing each other.

• The magnets are repelling each other as their like poles are facing each other.

• Nothing happened. The magnets are weak and stayed in their position.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the correct definition of Life Cycle?

• The stages that a living thing passes thought as it grows and changes.

• To start to grow.

• The part of a flowering plant that produces seeds.

• To make more living things of the same kind.

What is the correct definition of germination?

• The stages that a living thing passes thought as it grows and changes.

• To start to grow.

• The part of a flowering plant that produces seeds.

• To make more living things of the same kind.

True or False: objects that are smooth have LESS friction than objects that are rough

• TRUE

• FALSE