Grade 5 Science SOL Review 10000

The frictional force acting against the force applied to the box is the second diagram shows that-

• The box will not move

• The box will move

How does friction affect speed?

• more friction decreases speed
• more friction increases speed
• less friction decreases speed
• less friction doesn't affect speed

Which would NOT be a way of reducing friction?

• making the surfaces smoother
• using lubricants such as waxes, oils, or grease
• changing from sliding friction to rolling friction using ball bearings
• Using kitty litter on snow and ice to help your car gain traction

What does friction produce?

• light
• sound
• heat
• gravity

How do you lower the friction force?

• By a smooth surface
• By a rough surface
• By not pushing hard
• By pushing down

What is the bowling alley lane coated with to reduce friction?

• oil
• wood
• paint
• sand

What part of a car increases friction?

• color of paint
• tires
• amount of gas
• skill of driver

This car is turning, but there’s a puddle of water in the road. Which diagram best shows how the puddle will affect the path of the car after it hits the puddle?

• 
• 
• 
• 

When plants undergo photosythesis they produce--

• carbon dioxide

• oxygen

• hydrogen

• nitrogen

The illustrations shows a wave.  The wavelength is the distance between points--

• 1 and 2
• 1 and 4
• 2 and 3 
• 2 and 4