fundamental forces in nature

The four fundamental forces of nature are:

• Electromagnetism, Gravity, Strong Nuclear, Weak Nuclear

• Gravity, Strong Nuclear, Weak Nuclear, Medium Nuclear

• Normal Force, Force due to gravity, Magnetism, Nuclear

• Nuclear, Electricity, Gravity, Atomic

Tags

NGSS.MS-PS2-4

When an atom undergoes radioactive decay,  the energy that is released is due to: 

• Gravity 
• Electromagnetism 
• Strong Nuclear 
• Weak Nuclear 

Tags

NGSS.HS-PS1-8

_____________ is the force that binds protons together in the nucleus of an atom. 

• Gravity 
• Electromagnetism 
• Strong Nuclear 
• Weak Nuclear 

Tags

NGSS.HS-PS1-8

If the mass of an object decreases to its half, the weight .....................

• increases to the double

• decrease to the half

• still constant

• no correct answer

Tags

NGSS.MS-PS2-4

The multiplying of object's mass by Earth's gravitational acceleration equals object's..............

• volume

• mass

• weight

• no correct answer

The weight of an object is measured in

• kilogram

• coulomb

• newton

• m/sec²

Tags

NGSS.MS-PS2-2

The idea of how the electromagnet works is to change .....................energy into .................... energy.

• mechanical - electric

• electric - magnetic

• electric - mechanical

• magnetic - mechanical

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-3

The weight of the object changes by changing its place on the Earth's surface.

• True

• False

The gravitational force of the Earth to the rocket increases as it moves away from it.

• True

• False

Tags

NGSS.MS-PS2-4

When a force acts on a moving body, the force may change its direction only.

• True

• False