Worksheets6th Grade Physics Practice Test
Total questions: 14
Worksheet time: 10mins
What factors affect if you can see an object?
The object's color
If there is light present in the situation
If there is light and nothing in the way of the object
True or false: Models can change when people learn new things
True
False
Select all things that light can do
Transmit
Scatter
Reflect
Blink
What do our eyes need for us to see?
Light, retina
Light, pupil, lens, retina
Pupil, Cones, Rods
How can we see a shadow?
There is light, our eyes, and an object
Light shines on an object that is opaque and their is a surface behind the object
We use our eyes
Why is light able to reflect off a mirror but not paper?
Paper should be white for light to reflect a little bit.
Mirrors are shinier than paper.
Paper is actually a rough surface and light will scatter off it instead of reflect in an uniformed matter.
What happens when light reaches a translucent or transparent object?
It will reflect off.
It will transmit through the object.
It will scatter off.
Why is a red car red?
It was painted red, not blue or green.
There is a red filter in between our eyes and the car.
All the colors are absorbed into the car's paint except red, which is bounced back into our eyes.
Select the 3 colors that are in all light (lightbulbs, candle flame, flashlight)
Red
Orange
Green
Blue
Purple
What part of our eye allows us to see color?
Cones
Rods
Pupil
What range of light wavelength is visible to humans?
0-400 nanometers
400-700 nanometers
700-1,000,000 nanometers
When getting an X-Ray, we are asked to take off all metal jewelry. This is because...
metal jewelry doesn't show up on the x-ray
metal jewelry doesn't block x-rays like dark blankets
metal jewelry does block x-rays and could block the break sight
Which sunscreen listed will be best to protect us from UVA and UVB rays?
SPF 30
SPF 30 Broad Spectrum
SPF 15
SPF 15 Broad Spectrum
Why would we feel warmer when wearing a black shirt on a sunny day instead of a white shirt?
The black shirt absorbs more light, the white shirt reflects more light.
That's wrong, we'd feel warmer wearing the white shirt.
A white shirt is like a prism, scattering sunlight.
