Forces
This starts an object to move from a resting point
a. balanced force
b. unbalanced force
b. unbalanced force
You have the most potential energy skydiving
a. furthest from the ground
b. closest to the ground
c. at rest
a. furthest from the ground
Speed is measured by
a. time divided by distance
b. distance divided by time
c. a graduated cylinder
d. a thermometer
b. distance divided by time
What is the definition of a gravitational force
a. a force when objects touch each other
b. a force that pulls objects toward each other
c. a force where objects repel each other
b. a force that pulls objects toward each other
What do we call an area where a river meets the ocean and leaves lots of sediments
a. glacier
b. barrier island
c. delta
d. lake
c. delta
Why do we stay on the ground instead of floating into space
a. the force of magnetism
b. the force of gravity
c. the force of electricity
b. The force of gravity
Kinetic energy depends on
a. mass
b. speed
c. both mass and speed
d. height above land
c. both mass and speed
If a car is moving at a constant speed and it goes 20 miles in one hour, how far will it go in 2 hours?
a. 20 miles
b. 40 miles
c. 60 miles
d. 10 miles
b. 40 miles
What increases gravitational forces together?
a. mass and distance
b. volume and distance
c. weight and mass
d. weight and distance
a. Mass and distance
Which of Earth's spheres involve rocks and land
a. hydrosphere
b. biosphere
c. geosphere
d. cryosphere
c. geosphere
Rollerblading on ice, payment, and grass would show a difference in what force
a. electrical
b. friction
c. gravitational
d. magnetic
b. friction
Potential energy depends on
a. mass
b. height above ground
c. speed
d. both mass and height above ground
d. both mass and height above ground
a. Newton's 1st law of motion
b. Newton's 2nd law of motion
c. Newton's 3rd law of motion
a. Newton's 1st law of motion
What describes gravity of objects
a. All objects that have mass have a gravitational force
b. Objects closer have more of a gravitational force than further away
c. The larger the mass, the more the gravitational force
d. all answers are correct
d. all answers are correct
Which features are part of the cryosphere?
a. glaciers
b. icebergs
c. snow
d. all of the answers
d. all of the answers
A wagon sits on top of a hill. What will happen to the wagon if a balanced force is applied?
a. nothing
b. it will roll down the hill
c. it will roll up the hill
a. nothing
Energy can not be __________ or ___________
a. transformed or transferred
b. created or destroyed
c. converted or transformed
d. converted or transferred
b. created or destroyed
Equal but opposite reactions is
a. Newton's 1st law of motion
b. Newton's 2nd law of motion
c. Newton's 3rd law of motion
c. Newton's 3rd law of motion
What changes due to gravity
a. mass
b. weight
c. mass and weight
b. weight
What landform caused the Grand Canyon?
a. volcano
b. river
c. lake
d. sinkhole
b. river
Which of the following is a contact force?
a. gravity on a hill
b. magnetism
c. gravity through air
d. wind
d. wind
Energy of motion is ________ and energy of position is _______________
a. potential, kinetic
b. kinetic, potential
c. gravitational, magnetic
d. magnetic , gravitational
b. kinetic, potential
Force is equal to mass times acceleration
a. Newton's first law of motion
b. Newton's second law of motion
c. Newton's third law of motion
b. Newton's second law of motion
What will have gravity
a. only stars have gravity
b. only planets have gravity
c. only moons have gravity
d. all of these objects have gravity
d. all of these objects have gravity
All living things would be part of the
a. cryosphere
b. hydrosphere
c. biosphere
d. geosphere
c. biosphere