8th Grade Science Question Preview (ID: 31024)
Review.
TEACHERS: click here for quick copy question ID numbers.
2H + 2O yield 2HO. Whats the product?
a) 2H
b) 2O
c) 2HO
d) 2H + 2O
What is the density of a 10 g object with a volume of 2 ml?
a) 12 g/ml
b) 8 g/ml
c) 20 g/ml
d) 5 g/ml
The most abundant element in the Earth's atmosphere is:
a) Oxygen
b) Hydrogen
c) Carbon Dioxide
d) Nitrogen
What is an example of a chemical change?
a) Breaking glass
b) Ice cube
c) Rusting nail
d) Cutting paper
What family/group on the perodic table is least reactive
a) Noble Gases
b) Alkali Metals
c) Transition Metals
d) Alkaline Earth Metals
What 2 factors influence gravitational attraction between objects
a) weight and mass
b) mass and distance
c) volume and distance
d) size and color
Where are metals found at on the periodic table?
a) right
b) left
c) botton
d) stair case
What state of matter moves the slowest
a) plasma
b) gas
c) liquid
d) solid
Which one is a compound?
a) He
b) H
c) HCl
d) Ca
What element shares similar chemical properties to that of Calcium?
a) Potassium
b) Barium
c) Hydrogen
d) Carbon
A student wants to make an electromagnet. Which items are need?
a) battery, heat, copper wire
b) copper wire, metal nail, battery
c) magnet, copper wire, metal nail
d) magnet, battery, heat
What state of matter has particles that have no definite shape or volume?
a) Solid
b) Liquid
c) Gas
d) Water
A strip of litmus paper turns blue when placed in a liquid. What is the liquid?
a) citrus juice
b) pure water
c) acid
d) base
Why does the moon's gravitational pull affect the Earth's tide more than the sun's gravitational pull affect the Earth's tides??
a) The moon is more dense
b) The moon is closer
c) The moon has phases
d) The moon orbits Earth, but the sun does not
What bird beak is best adapted to eat hard-shelled nuts?
a) Curved and sharp
b) Wide and thick
c) Small and short
d) Long and skinny
Which of these must occur when a substance goes through a chemical change?
a) The substance changes shape.
b) The substance changes phases
c) The substance forms a new substance
d) The substance gets larger.
John is making a pizza. Which process involves a chemical reaction?
a) mixing spices for the sauce
b) baking the dough to form the crust
c) slicing pepperoni for topping
d) spreading cheese on the pizza
What instrument and unit do you use for mass?
a) Triple beam balance and Newtons
b) Spring scale and Newtons
c) Triple beam balance and kilograms
d) Spring scale and kilograms
What basic units/smallets part of matter that has the same properties as an element called?
a) electrons
b) neutrons
c) atom
d) protons
What is an example of a mixture?
a) Water
b) Air
c) Oxygen
d) Table salt
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 31024 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 31024 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register