Science Final

Which famous scientist developed fundamental ideas about forces in the Universe?(gravity)

• Leonardo Da Vinci

• sir Isaac Newton

• Galileo Galilei

What force keeps you on the ground? (gravity)

• friction

• gravity

• attraction from earth

What controls the motion of our solar system? (gravity)

• sunlight

• gravity

• magnetism

The most massive object in the solar system is. (gravity)

• the sun

• the asteroid

• all the planets combined

Carpet has ___than a smooth glass surface (gravity)

• more friction

• less friction

What action represents a push? (gravity)

• picking up a book

• sweeping the floor

• gravity

The rate of change of position with respect to time. (gravity)

• unbalanced forces

• speed

• motion

What is the definition of orbit? ( solar system)

• all of the planets, moon, and other space objects going around the sun

• the spinning of the earth on its axis

• when the lit part of the moon increases

What is the center of our solar system? ( solar system)

• moon

• jupiter

• sun

What describes the earth going around the sun? ( solar system)

• rotation

• revolution

• orbit