A rose is Ans- A flower
General science Ans-
Which of these reduce friction?
A. Car breaks
B. Tire thread
C. Ball bearings
D. Sandpaper Ans- Ball bearings
If you place bean seed between moist paper towels and watch the stem and leaves appear, you will see
a demonstration of
A. Transpiration
B. Germination
C. Fertilization
D. Pollination Ans- Germination
Any astronomical body that revolves around a large body is called Ans- A satellite
In chemistry, to be classified as an organic substance, a substance must contain Ans- Carbon atoms
Which element does Not contain any neutrons Ans- Hydrogen
What is the symbol for the hydroxyl ion Ans- OH-
perpetual motion machine can never be built because it is not possible to eliminate Ans- elasticity
, The chemical formula of a compound describes the elements the compound contains and the Ans- the
ratio of elements in a compound
When scientist measure liquids resistance to flow, they are measuring the liquids Ans- viscosity
The tympanic membrane's are also known as the Ans- Ear drums
When sodium atoms form sodium ions they: Ans- lose electrons
Chocking is prevented by then Ans- Esophagus covering the voice box
Which of the following actions produce a chemical change?
A. Boiling water
B. Burning the rice
C. Adding salt to the water
D. Melting butter on cooked rice Ans- Burning the rice
Which of the following is a nonrenewable resource
A. Wood
B. Water
C. Copper
D. Biomass Ans- Copper
What do a hydrogen molecule and and an oxygen molecule have in common Ans- the charge on each
electron
Arithmetic reasoning Ans-
A student bought a sandwich for 80 cents , milk for 20 cents, and pie for 30 cents. How much does the
Meal cost? Ans- 1.30